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[monitoring of parasites in domestic sewage].the evaluation of the presence of parasites in semisolid and liquid sewage in argentinian patagonia in view of the fact that this is a restriction for its use.199910542472
[the occurrence of intestinal parasites among children attending first classes of the elementary schools in poland in the school year 1997/1998].the studies were undertaken to: (i) evaluate the epidemiological situation of infections with intestinal parasites among seven-year-old children attending first classes of the elementary schools in 25 provinces of poland (ii) answer the question concerning an influence of the summer flood 1997 on the epidemiological situation of intestinal parasitoses in the affected regions.199910800571
[helminth eggs and larvae in restrooms at municipal nursery schools in sorocaba, sp, brazil, and their frequency in children feces].the purpose of this research was to establish a relationship between the presence of helminth eggs in the water closet elements and the frequency of these eggs in the feces of their users. 1050 kindergarten children's feces were examined by the spontaneous sedimentation method in three samples of feces, which were positive in 162 children presenting 184 eggs or helmints larvs. from the 465 water closet elements, constituted of : toilet seat, internal and external door knobs, latch, faucet handle ...199910881101
epidemiology of infections with intestinal parasites and human immunodeficiency virus (hiv) among sugar-estate residents in ethiopia.intestinal parasitic infections could play an important role in the progression of infection with human immunodeficiency virus (hiv), by further disturbing the immune system whilst it is already engaged in the fight against hiv. hiv and intestinal parasitic infections were investigated in 1239, randomly selected individuals, aged 15-54 years, living on a sugar estate in central ethiopia. intestinal parasites were identified in faecal samples (one/subject) using direct, concentration, and (for st ...200010884872
[intestinal parasitosis and environmental pollution: 1343 pediatric cases in beni-mellal, morocco].this study was undertaken to determine the possible health risk associated with raw wastewater use in agricultural purposes, particularly, the transmission of parasite infections among children of five regions in beni-mellal, morocco. in a randomly-selected sample of 1343 children, 740 of them were from five regions using raw wastewater for agriculture, and 603 were from 4 control regions that do not practice wastewater irrigation. one or more parasite infections were identified in 50.8% of the ...200010894046
eosinophilic ileocolitis secondary to enterobius vermicularis: case report.we describe an unusual presentation of enterobius vermicularis infestation. computed tomography showed wall thickening in the distal ileum and cecum, with fat stranding, ascites and mesenteric adenopathy. fluoroscopic examination confirmed distal ileal transverse fold thickening. isolation of enterobius vermicularis in stool and biopsy confirmed the diagnosis. enterobius should be included among the causes of eosinophilic ileocolitis.200010931992
intestinal parasitic infections in an institution for the mentally retarded.of 550 mentally retarded patients in an italian institution, 125 (23%) were found to be infected with intestinal parasites. the infections were most frequent in young men, those with severe mental retardation, the chronically institutionalized and those living in older wards. ninety-four (75.2%) of the parasitised subjects were infected only with protozoa, 25 (20%) only with helminths, and six (4.8%) with protozoa and helminths. entamoeba histolytica and e. dispar infections were detected, but a ...200010983558
enterobius vermicularis egg positive rate in a primary school in chungchongnam-do (province) in korea.the egg positive rate of enterobius vermicularis was investigated among students of a primary school and a kindergarten located in the rural area of tangjin-gun, chungchongnam-do in december, 1998. of the 189 examinees, 28 (14.8%) were found to be infected with e. vermicularis by the adhesive cellotape anal swab method. the infection rates ranged from 4.2% to 26.1% among school children, and the highest rate was observed in children attending kindergarten. three months after treatment with alben ...200011002654
prevalence of enteroparasites in a residence for children in the córdoba province, argentina.a study of the prevalence of enteroparasites in a population belonging to a substitute home that gives shelter to orphaned and homeless children was done using conventional methods of analysis. this home is located in córdoba province, argentina, and has the following characteristics: it has nine houses located inside the main plot of ground, that shelter 139 individuals, and 25 houses outside this plot distributed randomly in unquillo city and that shelter 257 individuals. the overall parasitic ...200010870946
rodent pinworms: to clean or not to clean? 200011178317
fenbendazole treatment without environmental decontamination eradicates syphacia muris from all rats in a large, complex research institution.syphacia muris parasitism was eliminated from rats and voles by feeding fenbendazole-medicated chow (150 ppm) for five 7-day periods; treatment periods were separated by 7-day periods of feeding non-medicated chow, yielding atotal treatment course of 9 weeks. no other manipulations to facilitate eradication, including the use of filter tops, autoclaved cages, environmental decontamination, colony depopulation, breeding cessation, and research restriction, were done. the examination of 3143 cello ...200011178318
a survey on the intestinal parasites of the school children in kaohsiung county.the present study on the prevalence of intestinal parasites infection, from september to december 1999, was conducted among school children in taoyuan hsiang, kaohsiung county. the investigated areas included three (jiannshan, shingjong and taoyuan) primary schools. the overall infection rate in 305 children determined by merthiolate-iodine-formaldehyde concentration method of stools was 17%. four confirmed species of helminthes (ascaris lumbricoides, hookworm, trichuris trichiura and hymenolepi ...200011271730
unilateral salpingitis due to enterobius vermicularis.a case of unilateral salpingitis caused by enterobius vermicularis presenting as a painful adnexal mass in a 28-year-old woman is reported.200010782420
enterobius vermicularis. 200010747336
transverse myelopathy in the antiphospholipid antibody syndrome: pinworm infestation as a trigger? 200010702040
intestinal parasite infections at an institution for the handicapped in korea.stool and cellotape anal swab examinations were carried out in august 1997 on handicapped people at an institution located in chorwon-gun, kangwon-do, korea. a total of 112 stool samples (78 males and 34 females) revealed three cases of trichuris trichiura infection and one case of enterobius vermicularis infection. other helminth eggs were not detected. the overall prevalence rate was 35.7% (38.5% for males and 29.4% for females). more than two different kinds of parasites were found in 42.0% o ...200011002655
enterobius vermicularis egg positive rate of pre-school children in chunchon, korea (1999).pre-school children were examined for the presence of enterobius vermicularis egg by perianal swab method. we visited 67 nurseries and 25 kindergartens between january, 1999 and april, 1999 in chunchon, korea. of the 4,711 children examined, 434 (9.2%) were found to be positive for e. vermicularis egg. the egg positive rates of boys and girls were 10.1% and 8.1%, respectively. the rates were 7.8% in kindergartens and 9.7% in nurseries. positive rate of 50 institutions was less than 10%. rate in ...200011138323
albendazole: a review of anthelmintic efficacy and safety in humans.this comprehensive review briefly describes the history and pharmacology of albendazole as an anthelminthic drug and presents detailed summaries of the efficacy and safety of albendazole's use as an anthelminthic in humans. cure rates and 0% egg reduction rates are presented from studies published through march 1998 both for the recommended single dose of 400 mg for hookworm (separately for necator americanus and ancylostoma duodenale when possible), ascaris lumbricoides, trichuris trichiura, an ...200011386684
toxicity evaluation of prophylactic treatments for mites and pinworms in mice.the detection of external and internal parasites in laboratory mice is a particularly problematic aspect of animal health evaluation. because these organisms must be detected by direct examination of the feces or hair coat, low-level infestation or sporadic shedding can make them difficult to detect, thereby undermining confidence that negative reports are truly negative. prophylactic treatment of suspect colonies with anthelminthics and/or insecticides may therefore be indicated under some circ ...200011487234
prevalence of toxocara spp. eggs in the soil of public parks in ankara, turkey.one hundred and seventy soil samples from forty-six public parks in ankara area were examined to determine the level of contamination with toxocara spp. eggs. 30.6% of the 170 soil samples were contaminated with toxocara spp. eggs. the number of eggs in the positive soil samples varied from 1 to 10. a high proportion of the eggs was fully embryonated. the findings demonstrate the common occurrence of these eggs in locations likely to be important in the transmission of visceral larva migrans. of ...200010743338
[occurrence of enterobius vermicularis in children hospitalized at a central hospital].the aim of the study was to determine the prevalence of ev among hospitalized children and to estimate if abdominal pain is related to ev-infestation. a perianal tape-test for identification of eggs of ev was done on 186 children, aged 1-17, hospitalized in the period 8.3.1996 to 31.12.1997. the children were separated into two groups: 123 children with abdominal pain, and 63 children with symptoms thought not to be related to ev (trauma, testicular retention and hernia). clinical data were coll ...200010741231
[endoscopic diagnosis of enterobiasis].this article describes two cases of worm-infestation with symptomatology, diagnosis and treatment. the cases are discussed in respect to the other cases in the literature emphasizing symptomatology and diagnosis by endoscopy.200010741232
[parasitologic diagnosis. enterobius vermicularis]. 200010741237
[parasites--tiny but unpleasant companions at home and in the daycare]. 200011764453
[for a better estimation of the prevalence of intestinal parasitism in the tunis region].the prevalence of intestinal parasitism is generally based on the results of a single stool specimen which probably underestimates the real situation. in order to propose a coefficient for correction, we examined three stool specimens taken from 112 asymptomatic children. intestinal parasites other than enterobius vermicularis were detected in 29 subjects (26%). for those specimens that tested positive, 41% of children had infection detected in all three stool specimens; 21%--in two specimens an ...200011775323
efficacy of mebendazole in treatment of selected parasitoses--a retrospective study.the efficacy of mebendazole was evaluated as a result of six-year experience in the treatment of patients of outpatients clinic and clinic of infectious, parasitic and tropical diseases in lódź. the treatment covered 6132 subjects infected with: ascaris lumbricoides, ancylostoma duodenale, trichiuris trichiura, enterobius vermicularis and echinococcus granulosus. nematode infections were diagnosed by coproscopic methods whereas echinococcosis with serologic tests and ultrasonographic examination ...200016886363
parasitic infections and maternal awareness of preschool children in karmouz district, alexandria.intestinal parasitic infections are widespread especially among preschool children living in poor areas. also pediculosis has been perceived as a public health nuisance for decades. a cross-sectional study was conducted on 256 children and their mothers in a poor urban district to assess mothers' knowledge and practices as regards parasitic infections and infestations that may be present in her preschool child, and to correlate the presence of these infections with her awareness. a pre-designed ...200017219847
[co-occurrence of parasites sensu lato in alimentary tract of patients hospitalised in lower silesia].up to now, the co-occurrence of parasites sensu stricto and fungi were confirmed mostly in the oral cavity. the aim of the present parallel parasitological and mycological investigations was to determine co-occurrence of protozoa, helminths and fungi (parasites sensu lato) both in smears from cavity and in stool samples of 93 patients undergoing the non-parasitological treatment in two hospitals of lower silesia (poland). among the examined patients parasites sensu lato (13 species) were found i ...200016883695
[intestinal parasitoses on the basis of own investigations].in the period 1997-2000 3968 samples were examined. parasitological material came from 3 174 children and 794 adults. infection with intestinal protozoan and helminthes was noted in 80.2% of children as well as in 18.5% of adults (to 65 year old) and in 1.3% of patients over 65 year old. among the children the most often were eggs of enterobius vermicularis (detected by tongue depressor covered with a transparent adhesive tape) and giardia lamblia (diagnosed on the detection of coproantigens gsa ...200116894755
[occurence of gastrointestinal parasites in children in lublin region in the period 1976 - 2000].from 1976 to 2000, were examined 2828 children for the presence of gastrointestinal parasites. investigations were made by means of a standard coprological methods, graham's method and immunoenzymatic method (prospect giardia) for the presence of coproantigen of giardia. the following parasites were detected in 1299 children: giardia lamblia 1.3%, ascaris lumbricoides 3.0%, trichuris trichiura 7.8%, enterobius vermicularis 40.5%. the parasites were found most frequently in children from a home f ...200116894757
[regularly appearing abdominal pain]. 200112182106
threadworms: a starting point for family hygiene.owing to the embarrassing anal itch caused by threadworm infection, some sufferers feel they cannot even mention the problem to their doctor. community nurses, often regarded as a more approachable source of support, will also be able to prescribe medication if they have prescribing status. with an adequate understanding of the complaint, they can offer a choice of treatment options, mechanical removal or drugs, necessarily backed by the appropriate personal and environmental hygiene measures. t ...200111865209
infection rates of enterobius vermicularis and clonorchis sinensis of primary school children in hamyang-gun, gyeongsangnam-do (province), korea.the egg positive rate of enterobius vermicularis and clonorchis sinensis of school children in the rural area was studied in hamyang-gun, gyeongsangnam-do in korea. cellotape anal swab and formalin ether concentration methods were performed one time to 720 primary school children. the total egg positive rate of e. vermicularis was 12.6% in two schools (baekjeon and wiseong). in the baekjeon and wiseong primary school, the egg positive rate of e. vermicularis was 4.6% and 13.4%, respectively. pin ...200111775334
enterobius vermicularis egg positive rates in primary school children in gangwon-do (province), korea.a survey of the infection rate of enterobius vermicularis among students in 4 primary schools located in gangwon-do (province) was done from may to june 2001. among the 398 examinees, 39 (9.8%) were infected with e. vermicularis demonstrated by the adhesive cellotape anal swab method. the infection rates ranged from 8.3% to 11.8% among the four schools. the infection rate of males and females was 10.7% and 7.7% respectively. the first grade students showed the highest infection rate, 28.7%. the ...200111775335
modification of the anal tape method for detection of pinworms in rodents.a modification of graham's anal tape technique for detection of oxyurid worm eggs involves a coverslip or microscope slide covered with a thin layer of adhesive. the worm eggs stick to the adhesive and can be directly observed under the microscope.200111923870
[enterobius vermicularis and enuresis]. 200111602148
evaluation of lactophenol cotton blue stain for detection of eggs of enterobius vermicularis in perianal surface samples.a lacto-phenol cotton blue (lpcb) stain for detecting eggs of enterobius vermicularis in perianal surface samples was evaluated prospectively. two hundred children treated in the paediatrics ward and outpatients department of jipmer hospital in pondicherry were studied. from each child two anal surface samples were collected by scotch cellophane tape method. one cellophane tape containing anal surface samples was pressed against surface of the glass slide containing a drop of lpcb while another ...200111676056
pinworm control and risk factors of pinworm infection among primary-school children in taiwan.longitudinal pinworm (enterobius vermicularis) infection rates were estimated at a mass screening for first-grade children during 1991-1996; children were provided medication at the screening. this campaign was able to decrease the infection rates for the 1991 cohort from 16.3% to 0.6%. a case-control study was further conducted for the investigation of risk factors among fourth-graders. cases comprised 429 children with at least one infection between september 1996 to june 1999, and controls we ...200111716114
helminthic infestations in the tyrol, austria.at the federal public health laboratory, innsbruck, 142 426 samples were examined for intestinal helminthosis from 1990 until 2000. enterobius vermicularis accounted for half (49.7%) of the cases diagnosed, followed by taenia saginata (28.3%), ascaris lumbricoides (12.8%), and trichuris trichiura (3.9%). of all specimens tested for helminths, 26% had been positive in 1945, and 0.98% in 1985. the proportion of positive findings with respect to the total number of specimens tested was 0.24% in the ...200111737090
[epidemiological features of intestinal parasitosis in western sicily in the period 1993-2000].to determine the prevalence of intestinal parasitic infections in western sicily from 1993 to 2000, fecal samples from 3024 patients (subdivided into native sicilian children, migrants from developing countries and hiv+ patients,) were collected and observed on direct examination or by the formalin-ether sedimentation technique of ritchie. lugol, kinyoun and gomori's trichromic stain techniques were employed. trophozoites or mainly protozoan cysts and helminthic eggs were detected in 195 patient ...200112087216
[clinical and biological study of acute diarrhea with mixed etiology in 48 patients].the study of incidence, clinical manifestation and treatment of acute diarrhea with mixed etiology.200112092189
the present situation of paragonimiasis in endemic area in phitsanulok province.a cross-sectional survey and evaluation of paragonimiasis situation from endemic area in phitsanulok province was studied. studies on the species and prevalence of parasites which infected people in noen maprang, phitsanulok province were also conducted during october 1999-march 2000. the sputum specimens were collected and examined to identify paragonimus heterotremus eggs. in addition fecal samples were collected and examined for parasites by the formalin-ethyl acetate concentration technique. ...200112041605
chemotherapy of enterobiasis (oxyuriasis).enterobius vermicularis (syn. oxyurus vermicularis), also known as pinworm or seatworm, is the causative agent of human enterobiasis (oxyuriasis). the disease is more prevalent in temperate regions and is facilitated by factors such as overcrowding in schools and family groupings, as well as inadequate personal and community hygiene. although the infection is more likely to occur in lower socioeconomic groups, enterobiasis has been reported to affect virtually every level of the general populati ...200111336585
laparoscopic appendectomy in children with enterobius vermicularis.as surgeons gain more experience with laparoscopy in children, it is becoming apparent that one of the best applications of the technique is for appendicitis. the advantages of laparoscopic appendectomy include a better cosmetic result, particularly in young female patients, a shorter recovery time, and an early return to normal activities. in the differential diagnosis of appendicitis, the association of enterobius vermicularis (pinworms) inflammation in the pediatric age group is not uncommon. ...200111525377
[the role of helminthiasis in the etiology of acute appendicitis].279 vermiform processes removed for different form of appendicitis were studied hystologically with obligatory analysis of appendix content. high rate of helminth intestation (27.2%) in vermiform processes removed in acute appendicitis surgery confirms an important role of small helminths (enterobius, trichocephalis and their larvae) in acute appendicitis development. the incidence of acute appendicitis and helminths interstation in children is higher than in adults. all the patients with acute ...200111763815
plasmodium/intestinal helminth co-infections among pregnant nigerian women.hospital based studies were conducted to investigate the occurrence of plasmodium/intestinal helminth co-infections among pregnant nigerian women, and their effects on birthweights, anaemia and spleen size. from 2,104 near-term pregnant women examined, 816 (38.8%) were found to be infected with malaria parasites. among the 816 parasitaemic subjects, 394 (48.3%) were also infected with intestinal helminths, 102 (12.5%) having mixed helminth infections. the prevalence of the helminth species found ...200111784922
[dientamoeba fragilis and dientamoebiasis: aspects of clinical parasitology and laboratory diagnosis].the flagellate dientamoeba fragilis is a potential intestinal pathogen of humans. it is probably undervalued overall because its identification relies on permanent stains directly on fresh fecal specimens (giemsa) or preserved in pva or saf (trichrome or iron-hematoxylin). during 1999 we processed stoll samples of 151 subjects and we searched also d. fragilis. we processed 105 cases of enteritis (82 children and 23 adults) and 46 samples of formed stools to investigate only for intestinal parasi ...200111921541
allergic disease and the infestation of enterobius vermicularis in swedish children 4-10 years of age.the possible association between certain childhood infections and the propensity to develop allergic disease may include intestinal helminth infections. the experiences of such associations derive mainly from studies in tropical areas, and the results are not clear-cut. objective: to explore the association between enterobius vermicularis and allergic disease in swedish children 4 to 10 years of age.200111831446
the prevalence of enterobius vermicularis among primary school students in samut prakan province, thailand.a prevalence survey of enterobius vermicularis in primary school students aged 6-10 years in bang plee district, samut prakarn province, thailand was undertaken from january to march 2000. there were 783 subjects, 395 males and 388 females. diagnosis was done by transparent tape swab technique. it revealed that 1) worms were found in 38.82% of the students, 2) there was a correlation between prevalence of parasite infection and student sex and age and 3) family socio-economic background (income ...200112041577
the prevalence of enterobiasis in children attending mobile health clinic of huachiew chalermprakiet university.a cross sectional survey of enterobius vermicularis was carried out in 808 children in the bangkok metropolis and nearby provinces. this was accomplished in a mobile health clinic from huachiew chalermprakiet university provided for communities in the areas during april 1999 to may 2000. children 5-10 years of age were investigated for infestation of enterobius vermicularis. diagnosis was done by means of the transparent tape swab technique to recover eggs in the perianal region for examination ...200112041578
pelvic abscess from enterobius vermicularis. report of a case with cytologic detection of eggs and worms.enterobius vermicularis is known to produce perianal and ischioanal abscesses and invade the peritoneal cavity via the female reproductive system, causing pelvic peritonitis. however, there are only rare case reports on the cytodiagnosis of these parasitic lesions.200111393079
[intestinal parasites in children from the turiec region in long-term monitoring. how should we proceed with further preventive parasitologic examinations?].the results of preventive parasitological examinations for intestinal parasites in preschool and school children of the turiec region (central slovakia) in 1970-1999 are submitted. the study is divided into three cross-sections in the following decades (1970-1979; 1980-1989; 1990-1999). an acute decrease in geohelminths virtually to zero values has been found, as well as a significant decrease in intestinal protozoans. the occurrence of enterobius vermicularis, despite its significant decrease i ...200111233669
susceptibility of natural hybrids between house mouse subspecies to sarcocystis muris.a previous study showed that the susceptibility of hybrids between two mus musculus musculus and mus musculus domesticus did not apply to every parasite. the authors proposed that only parasites which exerted enough constraints would induce the selection of poorly compatible systems of resistance in the subspecies. this study completes the previous work. experimental infections of mice of the two subspecies and their hybrids with the tissue-dwelling protozoan sarcocystis muris show that hybrids ...200111165266
[granulomatous nodule with enterobius vermicularis in epiploon simulating metastasis of ovarian cancer].the authors describe a case of peritoneal enterobiasis presenting as necrotizing granuloma, in a adolescent with tumor of the ovarian endodermic sinus. the diagnosis was established through biopsy of peritoneal nodule, during laparotomy for staging system of ovarian cancer. granulomatous nodules due to parasites could simulate metastasis, and cause confusion in the staging system for cancer.200212011929
a missing link in the hygiene hypothesis?the incidence of childhood type i (insulin-dependent) diabetes mellitus has risen in parallel with that of childhood asthma, and the hygiene hypothesis proposes that this is due to reduced stimulation of the immune system by early intercurrent infection. if so, this protective effect is probably mediated by regulatory t lymphocytes. co-evolutionary partners might have contributed to the development of this form of response, and parasites and the indigenous biota of the gut are plausible candidat ...200212032638
a comparative study of the intestinal parasites prevalent among children living in rural and urban settings in and around chennai.a comparative analysis of the various intestinal parasites detected among children attending schools was carried out in a rural and urban location in and around chennai. a total of 324 stool samples were examined by routine microscopy using normal saline and lugol's iodine preparation as well as by saturated sodium chloride flotation technique. all suspicious samples were subjected to zinc sulphate concentration technique as well as modified ziehl neelson stain and trichrome stains to identify t ...200212718339
[the rate of parasite detection over a 5-year period in the parasitology faculty laboratory at the hacettepe university].the aim of this retrospective study was to investigate the rate of parasite positivity, in the samples which were sent to parasitology laboratory of hacettepe university medical school, between 1997-2001. a total of 58.150 specimens collected from subjects of whom 42% were adult and 58% were children, have been evaluated for the presence of parasites. most of the samples (98%) were feces, and the remaining were sputum, cellotapes, blood and cyst materials. one or more parasites were detected in ...200212652874
[familial enterobiasis (oxyuriasis)]. 200212653065
[efficiency of immune reflex diagnosis in the evaluation of some immunologic parameters in subjects with intestinal parasitic invasion]. 200212557587
unexpected eosinophilic myocarditis in a young woman with rapidly progressive dilated cardiomyopathy.we present the case of 23-year-old woman with good living conditions, one year history of ventricular arrhythmia and 6 months history of decreased exercise tolerance, who was found to have dilated cardiomyopathy after aborted sudden death. endomyocardial biopsy did not show specific findings. within 3 months she developed profound bradycardia requiring pacemaker implantation and refractory heart failure, treated with heart transplantation. intense eosinophilic myocarditis was found in the explan ...200212419569
first evidence of enterobiasis in ancient egypt.the oldest and most common parasite for which we have direct evidence, in the new world, is enterobius vernicularis. numerous archaeological sites, especially in the arid american southwest, have yielded fecal samples positive for pinworm ova, some of these dating back 10,000 yr. reports of pinworm from the old world are scarce. this article reports the first evidence of pinworm infection from roman-occupied (30 bc-ad 395) egypt.200212435149
[distribution of entero-parasitic infections in the peruvian highland: study carried out in six rural communities of the department of puno, peru].a prevalence study was carried out in six rural communities in the peruvian highlands with the purpose of achieving a better understanding of the distribution of entero-parasites. the communities were located along the banks of lake titicaca, in the provinces of puno and el collao, department of puno, peru, at 3,800 m.a.s.l. to that effect, a total of 91 feces samples of adults and children from the following communities were analyzed: conchaca, puñutani, capalla, culta, maraesqueña, and jaillih ...200212525846
pelvic inflammatory disease associated with enterobius vermicularis.a case of pelvic inflammatory disease in a sexually non-active 13 year old girl is described, with evidence of pinworms as the cause. albendazole treatment cleared the infestation but the patient suffered subsequent bouts of lower abdominal pain. the literature is reviewed regarding abdominal pathology associated with ectopic migration of pinworms.200212023182
microbiological quality of a waste stabilization pond effluent used for restricted irrigation in valle del cauca, colombia.this paper discusses the applicability of effluent reuse in agriculture after treatment in a series of anaerobic, facultative and maturation ponds. the wsp system is located in ginebra municipality, a small town in southwest colombia. the total hrt is 12 days. several samples of the final effluent were taken over a 55 day period and were analysed for e. coli, streptococcus spp. and helminth eggs. some additional grab samples were taken to determine the presence of pathogenic bacteria such as sal ...200211833728
negative association of enterobius infestation with asthma and rhinitis in primary school children in taipei.the relationship between allergy and parasites has been controversial, especially in non-tropical countries. enterobius vermicularis (human pinworm) is the most prevalent intestinal parasite in industrialized countries.200212100049
fatal infection with human pinworm, enterobius vermicularis, in a captive chimpanzee.a fatal infection with human pinworms, enterobius vermicularis, was found in a 26-year-old chimpanzee kept in a zoo. grossly, the animal was highly emaciated, and had severe enteritis with cecal multifocal nodules and severe cholelithiasis. histopathologically, a large number of human pinworms were observed in the nodular lesions in the cecum and intestinal wall. these migrating worms were surrounded by an inflammatory cell infiltration which lacked eosinophils. there were areas of multifocal hy ...200212110054
a cross-sectional study of intestinal parasitic infections among schoolchildren in nan province, northern thailand.a cross-sectional study of the prevalence of intestinal parasitic infections at eight schools in bo klau district and four schools in chalerm prakiet district, nan province, in january and february, 2001. a total of 1,010 fecal samples were examined using the formalin-ether sedimentation technique. results revealed that the rate of helminthic infection was 60.0%, while protozoa accounted for 36.2% of infections; mixed infections were common, resulting in a total prevalence of both parasites of 6 ...200212236415
images in pathology: oxyuris (enterobius) vermicularis in human cecum and appendix. 200211927971
vitamin b12 and folic acid in children with intestinal parasitic infection.to determine prospectively plasma levels of vitamin b12 and folic acid in children with intestinal parasitic infection before and three months after antiparasitic treatment.200211999537
intestinal parasitic infections in bekasi district, west java, indonesia and a comparison of the infection rates determined by different techniques for fecal examination.this study was undertaken to determine the current status of intestinal parasitic infections among schoolchildren in west java, indonesia, and to compare the infection rates obtained by three different methods of fecal examination. a total of 285 fecal samples were collected from 131 males and 154 females at a junior high school. samples were brought to the department of parasitology, faculty of medicine, university of indonesia, and were examined for parasites by the kato-katz thick smear metho ...200212693577
[enterobiasis among schoolchildren in a rural population from estado falcón, venezuela, and its relation with socioeconomic level].between may and july 2001, a survey was conducted in order to investigate the prevalence and symptoms of enterobius vermicularis infection and its relationship with the socio-economic status and household crowding of 154 schoolchildren aged 6-12 years from a rural village in falcon state, venezuela. the graham technique (perianal swabs with an adhesive cellulose tape) was used to perform the parasitological diagnosis. the overall prevalence was high (57.79%). there was no difference in the preva ...200212229279
a case of ovarian enterobiasis.a 36-year old korean woman consulted a clinic for a regular gynecological examination, and a mass was noticed in her pelvis. she was referred to the asan medical center, seoul where transvaginal ultrasonography confirmed a pelvic mass exceeding 10 cm in diameter. she received total abdominal hysterectomy and bilateral salpingoophorectomy, and a borderline serous neoplasm with micropapillary features involving the left ovary and right ovarian serosa was histopathologically confirmed. in addition, ...200212325444
detection of enterobius vermicularis eggs in the submucosa of the transverse colon of a man presenting with colon carcinoma.we report a case of a chronic infiltrate of the intestinal wall of the transverse colon by the eggs of enterobius vermicularis in a man who had immigrated to taiwan from mainland china 50 years ago. during surgery for suspected transverse colon carcinoma, histologic examination of the tumor mass revealed eggs of e. vermicularis embedded in granulation tissue in the submucosa of the transverse colon. results of a stool examination were negative for eggs but strongly positive for occult blood. the ...200212479560
enterobius vermicularis infection among pre-school children in karen hilltribe villages in chiang mai, thailand.we surveyed karen hilltribe villages in the mae chaem district of chiang mai province between april and may 2001. two hundred and forty-nine pre-school children were selected by stratified sampling from 10 villages and were examined for enterobius vermicularis eggs by the scotch tape perianal examination technique. one hundred and thirteen (53 boys and 60 girls) were found to have e. vermicularis eggs, giving an overall infection rate of 45.38%. we were able to determine that e. vermicularis inf ...200212971478
enterobiasis in primary schools in bang khun thian district, bangkok, thailand.a study of enterobiasis and its correlation with various factors that could potentially influence the rate of infection was conducted among 3,621 primary school children (five to ten years old), drawn from sixteen schools in bang khun thian district, bangkok. diagnosis was by the transparent tape swab technique, which was used to recover enterobius vermicularis eggs from the perianal region. the transparent tape swabs were then placed on slides for examination by light microscopy. the average ra ...200212971479
factors affecting the hatching of human pinworm ova.parasite life-history traits reflect past environmental and host selective pressure that act to produce strategies that maximize successful transmission. pooled human pinworm eggs were pretreated with 0.9% nacl, acid digestive enzyme, and alkaline solutions (ph 9.0) and then incubated in 0.9% nacl at room temperature and 37 degrees c both with and without 5% co2. eggs pretreated with both acid and base had the same hatching pattern, which was markedly different to that of the untreated eggs. at ...200212971480
enterobius vermicularis: specific detection by amplification of an internal region of 5s ribosomal rna intergenic spacer and trans-splicing leader rna analysis. e. vermicularis: specific detection by pcr and sl1 rna analysis. 200212856320
prevalence and risk factors for enterobiasis among preschool children in a metropolitan city in korea.the infection rate of enterobius vermicularis was investigated in 1,191 preschool children in 25 daycare centers in seoul, korea by cellotape anal swab from july to august 1999. both the directors of the daycare centers and the children's parents were asked to complete questionnaires that inquired about the potential risk factors involved. the overall egg positive rate for e. vermicularis was 9.5%, and the prevalence in the daycare centers ranged from 0 to 31.1%. children aged 6-7 years showed a ...200312884012
perineal nodule due to enterobiasis: an aspiration cytologic diagnosis.subcutaneous swelling due to enterobious vermicularis infection is rare. their presence in perineal subcutaneous tissue is unusual and a clinical curiosity. a case of subcutaneous nodule in the perineum due to e. vermicularis infection diagnosed on fine-needle aspiration is described. tissue reaction was granulomatous with neutrophils and eosinophils. lack of familiarity with the morphology of parasites or its eggs, degeneration, and inadequate sampling may make the diagnosis difficult. this cas ...200312508185
enterobius vermicularis infection of female genital tract: a report of three cases and review of literature. 200312648876
what's eating you? enterobius vermicularis (pinworms, threadworms). 200312729088
laparoscopic appendectomy.to evaluate the effectiveness of laparoscopic appendectomy in women with chronic pelvic pain and to identify histopathology of the appendix.200312732765
egg positive rate of enterobius vermicularis of primary school children in geoje island.the status of pinworm (enterobius vermicularis) egg positive rate of primary school children in geoje island was investigated by using adhesive cellotape anal swap method, in september, 2002. total egg positive rates of e. vermicularis were 9.8% (74/754) and those of male and female were 10.8% and 8.7%, respectively. among three schools examined, myeongsa primary school showed the highest egg positive rate (12.6%) followed by yeoncho [9.8% (26/266)] and geoje [9.1% (35/385)]. as for the age grou ...200312666734
enterobius vermicularis: ancient dna from north and south american human coprolites.a molecular paleoparasitological diagnostic approach was developed for enterobius vermicularis. ancient dna was extracted from 27 coprolites from archaeological sites in chile and usa. enzymatic amplification of human mtdna sequences confirmed the human origin. we designed primers specific to the e. vermicularis 5s ribosomal rna spacer region and they allowed reproducible polymerase chain reaction identification of ancient material. we suggested that the paleoparasitological microscopic identifi ...200312687766
human intestinal parasites in the past: new findings and a review.almost all known human specific parasites have been found in ancient feces. a review of the paleoparasitological helminth and intestinal protozoa findings available in the literature is presented. we also report the new paleoparasitologic findings from the examination performed in samples collected in new and old world archaeological sites. new finds of ancylostomid, ascaris lumbricoides, trichuris trichiura, enterobius vermicularis, trichostrongylus spp., diphyllobothrium latum, hymenolepis nan ...200312687769
enterobius gregorii--reality or fiction?authors present findings based on the actual epidemiologic situation of incidence of e. vermicularis (linnaeus, 1758) which is till now the uniquely diagnosed parasite of enterobius species in human population in slovak republic. they compared methods used in our laboratories for detection of propagation stages of e. vermicularis ova with methods used in other laboratories, which detect various propagation stages directly in stool. the authors found differences in detection and identification of ...200312940699
prevalence of endoparasitic infection in children and its relation with cholera prevention efforts in mexico.to investigate whether increased knowledge and use of public health measures promoted for cholera prevention is reflected in lower prevalence of parasitic infection in households in a community in the state of tamaulipas, mexico, that is close to the border with the united states of america.200312952605
what you need to know about ... threadworms. 200312953645
[severe diarrhea and eosinophilic colitis attributed to pinworms (enterobius vermicularis)].in a 32-year-old woman suffering from severe diarrhoea, eosinophilic infiltration of colonic mucosa and a peripheral eosinophilia, microbiological investigations only revealed large numbers of enterobius vermicularis (pinworm) in the faeces. treatment with mebendazole resulted in a rapid resolution of symptoms and disappearance of the eosinophilia, which strongly suggested a causative role of this pinworm in the clinical syndrome of the patient. e. vermicularis is generally regarded as an innoce ...200312741171
the intestinal parasite infection status of inhabitants in the roxas city, the philippines.we carried out a small-scale survey to investigate the status of intestinal protozoa and helminthes infection of inhabitants in roxas city, mindoro, the philippines. total 301 stool samples were subjected to the formalin-ether concentration method for the detection of helminth ova and protozoan cysts. the overall positive rate was 64.5%, and that of male and female were 56.6% and 72.5%, respectively. the highest infected helminth was ascaris lumbricoudes (51.2%), followed by trichuris trichiura ...200312815323
oxyuriasis-induced intestinal obstruction in a child--case report.the presentation of an unusual case of the tumor of ileum wall induced by pinworm infection in a 5-years-old child.200314737955
intestinal parasitic infections in man: a review.intestinal parasites of importance to man are enterobius vermicularis, the soil-transmitted helminthes (sth)--ascaris lumbricoides tricburis trichiura, bookworms (necator americans/ancylostoma duodenale) and strongyloides stercoralis and the protozoa entamoeba histolytica and giardia duodenalis. other protozoa such as cryptosporidium sp. and isopora sp. are becoming important in causing prolonged diarrhea in immunocompromised patients. it is estimated that almost 1 billion, 500 million and 900 m ...200314569755
serum mineral levels in children with intestinal parasitic infection.parasitic infections are highly prevalent in the general population. a relation between a parasitic infection and absorption of minerals is not an easy task. serum levels of copper, zinc and magnesium were prospectively measured in 64 children with intestinal parasitic infection. thirty-nine children with enterobius vermicularis were treated with pyrantel pamoate and 25 children with giardia lamblia with tinidazole and metronidazole. three months after treatment, significant differences in serum ...200314571100
prevalence of intestinal parasite infections on a national scale among primary schoolchildren in laos.in order to investigate the epidemiological situation of intestinal parasite infections in laos, parasitological surveys were carried out on a national scale including 17 provinces and the vientiane municipality. a total of 29,846 stool specimens were collected from primary schoolchildren from may 2000 to june 2002 and examined once with the cellophane thick smear technique. the cumulative egg positive rate for intestinal helminths was 61.9%. by species, the rate for ascaris lumbricoides was 34. ...200314574555
misleading choice for the title of the article by lee and others. 200314628931
enterobius vermicularis and perianal sepsis in children.specific aetiological factors are responsible for a significant proportion of cases of perianal sepsis in children. a rarely implicated pathogen is enterobius vermicularis, an obligate parasite with a ubiquitous presence in children. the authors describe two unequivocal instances of threadworm involvement in perianal sepsis, suggesting a pathophysiological basis.200314657991
[frequency of e. vermicularis in a rural school population of quipile, colombia, 2001].to study the prevalence of enterobius vermicularis infection in children aged 3 to 14 years in a rural zone of the town of quipile, colombia.200314658369
an epidemiological study of pleuropulmonary paragonimiasis among pupils in the peri-urban zone of kumba town, meme division, cameroon.paragonimiasis have previously been reported in two zones of the southwest province of cameroon including the kupe mountain and mundani foci. the aim of this study was to investigate the presence and epidemiology of paragonimiasis in the peri-urban zone of kumba, meme division, located about 50 km away from the kupe mountain focus.200314678562
infestation of enterobius vermicularis in the nasal mucosa of a 12 yr old boy--a case report. 200315562963
chronic sialoadenitis caused by enterobius vermicularis: case report.enterobius vermicularis infection, an oro-faecal transmitted parasitosis, is a frequent finding in infant communities. enterobius vermicularis is located predominantly in the caecum, appendix, and proximal areas of the ileum and colon, even if reports of some rare extra-intestinal cases have appeared in the literature. the case is reported here of a 62-year-old male presenting a mass in the right submandibular triangle. histological examination, following removal of submandibular gland, revealed ...200315046422
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