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lice and scabies. myths and reality.scabies mites are only distantly related to human lice. nevertheless, the two groups have much in common as regards to structure and life-style. these similarities result from the two groups using parallel adaptations in order to solve some of the problems of being parasites. understanding these adaptations may help us give better advice.19989891692
efficacy and tolerance of oral ivermectin in scabies.the aim of this open-label study was to investigate the therapeutic effect and adverse reactions of oral ivermectin in scabies patients.19989883437
[continuous serologic study and sanitation inspection of sarcoptes scabiei var. suis infection: preliminary results].pig mange was investigated serologically with elisa using chekit sarcoptest. the test consists of a homogenized antigen of sarcoptes scabiei var. vulpes. a total of 356 sows sera samples were collected from 16 mange free breeding units and 19 units with clinical manifestation of mange infestation. the specificity of the test was 99.34% and the mean sensitivity value was 62%. this test will allow in the future not only the rapid and certain diagnosis of pig mange but also the screening of the pig ...19989863358
norwegian scabies in a patient with acquired immunodeficiency syndrome.we report the case of a 42-year-old man with symptomatic hiv infection (c3 cdc stage) who presented widespread hyperkeratotic skin lesions diagnosed as norwegian scabies. the cd4 count was 87 cells/mm3. the patient has been the source of a nosocomial outbreak (20 individuals affected). he was treated successfully with combined topical treatment (permethrin 5% cream plus keratolytic agents) and oral ivermectin.19989812044
responses of red foxes to first and second infection with sarcoptes scabiei.the clinical response of red foxes (vulpes vulpes) to the mange mite, sarcoptes scabiei, was characterized by infection of five, 4-mo-old red foxes with s. scabiei originally isolated from a wild red fox. the infected foxes and three uninfected control foxes were monitored with weekly complete blood counts and biweekly serum chemistry profiles, hypersensitivity tests, and evaluation of skin biopsies. after 7 wk, the foxes were treated and held free of infection for 2 mo. six foxes, three previou ...19989706571
current distribution of sarcoptic mange in wombats.to determine the distribution and prevalence of sarcoptic mange in wombats, particularly the common wombat (vombatus ursinus).19989673766
sarcoptic mange in wombats. 19989673765
findings in vivo of sarcoptes scabiei with incident light microscopy.parasites, especially sarcoptes scabiei, may represent a difficult diagnostic problem. in many cases, the results of the usual methods for the diagnosis of scabies, such as microscopic identification, can be negative owing to the small number of parasites present in the cornified layer. moreover, tape stripping or removal of mites with a needle is difficult and sometimes painful, and therefore, not well accepted. we have evaluated the applicability and usefulness of epiluminescence microscopy, a ...19989649720
scabies: revisit in a depressed economy.scabies is a highly contagious disease of the skin caused by an ectoparasite arthropod called sarcoptes scabiei var hominis. it has a world-wide distribution and affects all ages with no specific gender predisposition. scabies is of public health interest because certain environment factors such as overcrowding, poor hygiene, delayed treatment of primary cases and lack of public enlightenment are conducive to its spread. however, prompt and adequate therapy is rewarding and prevents spread.19989631110
evaluation of the prevalence of sarcoptic mange in slaughtered fattening pigs in southeastern spain.in this study the prevalence of sarcoptic mange in fattening pigs in murcia, southeastern spain was investigated. results showed that 37% of the 1318 slaughtered pigs examined were positive for sarcoptes scabiei var. suis. skin lesions potentially attributable to this mite were present in 92.80% of animals, but the parasite could be detected in only 38.60% of them. the condition of the ear (clean/dirty) was not a defining characteristic for the diagnosis of this swine disease. a sucrose flotatio ...19989615954
ivermectin for sarcoptes scabiei hyperinfestation.crusted (norwegian) scabies is an unusual variant of scabies caused by hyperinfestation with sarcoptes scabiei. it has high morbidity, and secondary bacterial skin sepsis may result in life-threatening bacteremia. an open label study of oral ivermectin was carried out in patients with crusted scabies refractory to topical therapy.19989531662
'burrow-trucut'--a method for harvesting scabietic burrows. 19979529570
[epidemiological study of pediculosis capitis and scabies in schoolchildren from antofagasta, chile, 1995].in order to contribute to a better knowledge of the pediculosis capitis and scabies during march-december 1995, 1122 primary schoolchildren under 14 years of age in the city-port of antofagasta in northern chile (20 degrees south lat.), were examined. a total of 285 (25.4%) were found to be infested with pediculus humanus capitis and only 20 (1.8%) with sarcoptes scabiei. in general the rates of infestation to both ectoparasitic diseases were higher in groups of younger schoolchildren, also high ...19979497538
[transitory acantholytic dermatosis (grover's disease) in sarcoptic scabies infection].an eighty-two year old patient had scabies and transient acantholytic dermatosis (tad, grover's disease) at the same time. persistent itching papules after lindane therapy finally led us to the microscopic diagnosis of tad. different trigger mechanisms can apparently induce the typical acantholysis. in addition to solar radiation, tumors and tumor therapy-dependent conditions, cutaneous infections have been implicated reports (demodex folliculorum, malassezia furfur) as causes of tad. this may b ...19979486364
the spread of porcine sarcoptic mange during the fattening period revealed by development of antibodies to sarcoptes scabiei.using an indirect elisa based on a whole body homogenate of sarcoptes scabiei var vulpes, the development of serum antibodies to s. scabiei var suis during the fattening period was studied in two herds, purchasing fatteners and performing age segregated production systems. all the pigs in one of the herds were treated with ivermectin on the same day within a week after arrival, while no precautions were made to prevent sarcoptic mange in the other herd. in both herds, a transient immune response ...19979477518
epizootiology of sarcoptic mange in a population of cantabrian chamois (rupicapra pyrenaica parva) in northwestern spain.in may of 1993, an epizootic of sarcoptic mange (sarcoptes scabiei) was detected in the chamois (rupicapra pyrenaica parva) population of the cantabrian mountains in northwestern spain. the epizootic initially spread across an area inhabited by some 1600 chamois. mortality was lower than reported for other populations of ungulates. the maximum number of animals were affected from february to may. four red deer (cervus elaphus) and a roe deer (capreolus capreolus), were diagnosed with sarcoptic m ...19979477502
our man in havana. 19979329903
skin test and radioallergosorbent test characteristics of scabietic patients.the scabies mite sarcoptes scabiei and the dermatophagoides house dust mites (hdm) are related phylogenetically and are the sources of several cross-reactive antigens. the purpose of this study was to investigate the immune response to s. scabiei and hdm in scabietic patients. skin test sensitivity and serum ige to both s. scabiei and hdm were determined for patients who had or previously had confirmed ordinary scabies. a retrospective group included nine subjects who had received successful tre ...19979288815
control of sheep scab. 19979248021
serodiagnosis of sarcoptic mange in pigs.a serodiagnostic test (elisa) for detecting antibodies to sarcoptes scabiei in the sera of pigs was evaluated. the elisa results from 221 specific pathogen-free pigs of three different age categories were used to establish a cut-off value for the assay. background optical density values differed significantly between the three groups, the sows having the highest values. the mean + 3 sd of their values was chosen as the cut-off. four farrow-to-finish herds of pigs with sarcoptic mange were invest ...19979248016
epiluminescence microscopy. a new approach to in vivo detection of sarcoptes scabiei.the usual methods of scabies diagnosis include microscopic identification of the mites and their eggs and feces in skin scrapings. in many cases, the results of microscopic examination can be negative owing to the low number of parasites present in the cornified layer. epiluminescence microscopy (elm) is an in vivo technique that allows a detailed inspection of the skin, from the surface to the superficial papillary dermis. this is where the scabies mite lives. in this study, we evaluate the app ...19979197830
endectocidal efficacies of doramectin in naturally parasitized pigs.the studies reported here were conducted to investigate the effectiveness of doramectin, given intramuscularly at the rate of 300 micrograms kg-1 of bodyweight, in the treatment of naturally acquired porcine nematodosis and acariasis. twenty pigs demonstrated to be naturally infected with pulmonary and gastrointestinal nematodes were used in one control study, and 22 pigs demonstrated to be naturally parasitized with sarcoptes scabiei var. suis were used in a second study. in both studies, anima ...19979195716
topical (pour-on) ivermectin in the treatment of canine scabies.the efficacy of a pour-on formulation of ivermectin at 500 micrograms/kg body weight applied on the dorsum on days 1 and 15 was evaluated in 90 dogs from a shelter, naturally infested with sarcoptes scabiei. this very practical form of treatment was successful in eradicating scabies from this shelter.19979187806
evaluation of an enzyme-linked immunosorbent assay (elisa) for the serological diagnosis of sarcoptic mange in swine.an enzyme-linked immunosorbent assay (elisa) using an extract from sarcoptes scabiei var. culpes as antigen was evaluated for its usefulness in monitoring antibodies to s. scabiei var. suis in naturally infected pigs. five hundred and fifty-eight serum samples from certified sarcoptes-free pigs (120 from weaned piglets, 218 from fatteners and 220 from adult sows) and 94 samples from certified sarcoptes-infected pigs (35 from weaned piglets, 45 from fatteners and 14 from adult sows) were examined ...19979187036
[oral treatment of scabies with ivermectin]. 19979132382
a dna fingerprinting system for the ectoparasite sarcoptes scabiei.we describe multiple hypervariable microsatellites that will provide a highly informative genetic marker system for the sarcoptid mite sarcoptes scabiei. eighteen positive clones containing the highly repetitive sequence (ga)n were isolated from a partial genomic library of s. scabiei. ten of these clones were characterised by sequencing and primers were designed from the unique sequences flanking eight microsatellite loci. genomic dna was subsequently extracted from individual mites and the rep ...19979106192
an assessment of the efficacy of deltamethrin with hch for the treatment of sarcoptic mange in camels. 19979090015
efficacy of doramectin against intestinal nematodes and sarcoptic manage mites in naturally infected swine.endectocidal efficacy of doramectin administered intramuscularly at a dosage of 300 micrograms/kg was evaluated in 464 pigs naturally infected with intestinal nematodes or mange mites on 14 commercial farms in japan. by doramectin treatment, fecal egg counts were reduced > 99% for ascaris suum, strongyloides ransomi, oesophagostomum dentatum, and trichuris suis; worm counts of t. suis and mite counts of sarcoptes scabiei reduced 90.1% on day 21 and 99.5% on day 28 following treatment, respective ...19979070986
the behaviour of sarcoptes scabiei var. hominis in human skin: an ultrastructural study.the biology of sarcoptes scabiei var. hominis is poorly understood because of the lack of an in vivo or in vitro propagation system. to obtain more information on the mite behaviour in its natural habitat we conducted an ultrastructural study of burrows in a number of patients with common scabies. scanning electron microscopy furnished attractive images of the tunnel, parasite body and eggs architecture and demonstrated the presence of holes in the tunnel roof probably representing aeration stru ...19979066149
[animal mite-induced epizoonoses and their significance in dermatology].different mite species may infest humans temporarily; such arthropods should be considered a possible cause of pruritic skin reactions of unclear origin. pseudo-scabies is a common problem. this self-limiting dermatosis may often be misdiagnosed. several mite species including sarcoptes scabiei var. canis, sarcoptes scabiei var. bovis, notoedres cati, cheyletiella yasguri, cheyletiella blakei, dermanyssus gallinae and ophionyssus natricis may infest human skin, causing symptoms. other less commo ...19969036121
seroprevalence of sarcoptes scabiei var canis antibodies among aborigines in peninsular malaysia.the aborigines or orang asli in peninsular malaysia who are still seminomadic are known to have a close association with dogs. in this study, enzyme-linked immunosorbent assay (elisa) was used to detect anti-sarcoptes scabiei var canis antibodies in this community as a measure of exposure to the mite. out of 312 orang asli tested, 24.7% were positive for polyvalent anti-sarcoptes antibodies. no significant difference was found between the positive rates in males (26.1%) and females (23.6%). only ...19969031401
activity of doramectin against nematode and arthropod parasites of swine.the efficacy of doramectin, a novel avermectin, was assessed against both naturally-acquired and experimentally-induced infections of gastrointestinal roundworms, lungworms, kidneyworms, lice and mites in studies conducted across north america and europe. twenty-two studies evaluated efficacy against fourth larval and adult stages of the following nematode species: hyostrongylus rubidus, ascaris suum, strongyloides ransomi, oesophagostomum dentatum, oesophagostomum quadrispinulatum, trichuris su ...19968988559
occupationally acquired infections in health care workers. part ii.health care workers are at occupational risk for a vast array of infections that cause substantial illness and occasional deaths. despite this, few studies have examined the incidence, prevalence, or exposure-associated rates of infection or have considered infection-specific interventions recommended to maintain worker safety.19968967673
immunohistopathological status of the skin in cases infested with three species of mites.this study was performed on eighty patients with clinical manifestations of scabies. sarcoptes scabiei adult or larva was isolated from 39 patients (48.8%). dermanyssus gallinae (red poultry mite) and dermatophagoides sp. were isolated from 6 and 5 patients respectively. punch biopsies were taken from the patients, stained with haematoxylin and eosin and direct immunofluorescence stain to study the immunopathological status of the skin infested with three species of mites. the results declared t ...19968918029
production of il-1 alpha and il-1 beta by human skin equivalents parasitized by sarcoptes scabiei.human skin equivalents (hses) were used as a model to investigate interleukin (il)-1 alpha and il-1 beta secretions by keratinocytes stimulated by sarcoptes scabiei (ss). ss mites burrowed into the stratum corneum when placed on the surface of cultured hses. mites lived for 14 days. mites and mite products induced cells in the hses to secrete il-1 alpha and il-1 beta within 16 hr. scabies mites induced production of greater amounts of il-1 alpha than il-1 beta. hepatocyte growth factor in the cu ...19968885878
crusted scabies associated with systemic lupus erythematosus: response to benzyl benzoate therapy.a 30-year-old thai woman with systemic lupus erythematosus developed crusting, erythematous scaling plaques on the scalp and neck. histologic section showed numerous mites in the stratum corneum. the diagnosis was further confirmed by identification of sarcoptes scabiei in scraping and potassium hydroxide preparations made from the cutaneous lesions. after applications of 25 per cent benzyl benzoate for one month, there was complete resolution of the parasitic infestation.19968867406
scabies and leukocytoclastic vasculitis in an hiv-seropositive man. 19968854172
prevalence of sarcoptic mange in fattening pigs sacrificed in a slaughterhouse of northeastern spain.a study was conducted in fattening pigs from ne spain to determine the prevalence of sarcoptic mange. pigs were sacrificed in a slaughterhouse in the province of barcelona (catalonia, ne spain) in november 1990, april 1991, and october 1991. from 7906 pigs slaughtered on those dates, 818 ear scrapings were taken. the survey results indicate that 276 (33.7%) of 818 pigs sampled from 58 (86.6%) of 67 herds were positive for sarcoptes scabiei (de geer). the presence of sarcoptes-induced skin lesion ...19968750691
responses of sarcoptes scabiei (acari: sarcoptidae) to nitrogenous waste and phenolic compounds.this study found that > or = 1 life stage(s) of sarcoptes scabiei (l.) was significantly attracted to the nitrogenous compounds, guanine, purine, adenine, allantoin, hypoxanthine, xanthine, uric acid, ammonium chloride, ammonium nitrate, and ammonium sulfate. females and larvae responded to all compounds. males responded to all compounds except purine and allantoin. nymphs responded to all compounds except allantoin. some specific concentrations of compounds attracted only 1 life stage but other ...19968742528
treatment of sarcoptic mite infestation and mite hypersensitivity in pigs with injectable doramectin.thirty-two pigs were infested experimentally with sarcoptes scabiei var suis and allocated randomly to a medicated group (injected intramuscularly with 300 micrograms doramectin/kg) or an unmedicated group (injected intramuscularly with 1 ml saline/33 kg). they were observed daily for 15 minutes for signs of pruritus, and the ear lesions were assessed and skin scrapings examined for mites on days 7, 14, 21 and 28 after treatment. in the 16 pigs treated with doramectin the ear lesions resolved co ...19968735539
transmission of sarcoptes scabiei from animal to man and its control.outbreak of sarcoptes scabiei in animals spilling over to man in close association was observed in two adjacent villages, fewgram and nurpur in the district of birbhum, west bengal, from mid-november to mid-december, 1991. nineteen goats and one calf who did not receive any treatment died of sarcoptic manage. all infected animals got cured with external application of deltamethrin, a synthetic pyrethroid and triazapentadiene. human cases were treated successfully with benzene hexachloride (2%).19958699041
coexistence of an unusual form of scabies and lepromatous leprosy. a case report.a case of unusual crusted (norwegian) scabies involving the entire skin of a 26 year old brazilian patient with lepromatous leprosy is reported. the more prominent histopathological findings were acanthosis, hyperkeratosis and crusting with many mites of sarcoptes scabiei. in the dermis, numerous foamy histiocytes filled with abundant acid-fast bacilli were seen.19968685047
a histomorphological study of sarcoptic acariasis in the dog: 19 cases.nineteen cases of canine sarcoptic acariasis (sarcoptes scabiei var. canis) were diagnosed histologically by identifying sarcoptic mites present in the stratum corneum. the inflammatory responses to these mites could be staged as early, fully developed, or late lesions. no histomorphological features were identified that could serve as reliable markers of infestation in the absence of a sectioned mite.19968680917
clinical picture and antibody response to experimental sarcoptes scabiei var. vulpes infection in red foxes (vulpes vulpes).three red foxes (vulpes vulpes) were experimentally infected with sarcoptes scabiei isolated from a naturally infected wild red fox. a fourth red fox served as a control. the first signs of sarcoptic mange became evident on the 31st day post infection (dpi). the signs gradually increased thereafter and between dpi 49 and 77 characteristic lesions of hyperkeratosis developed. two of the infected foxes developed severe sarcoptic mange, and one of these animals died on dpi 121. the third fox develo ...19958669378
evaluation of the monitoring of papular dermatitis lesions in slaughtered swine to assess sarcoptic mite infestation.we investigated the association between the presence of papular dermatitis and sarcoptic mite infestation in pigs slaughtered in southern minnesota. following dehairing, a sample of 30 pigs from each of 50 herds was inspected for papular dermatitis lesions. herds were selected after being categorized into one of five categories according to the prevalence and severity of dermatitis lesions. herd infestation with sarcoptic mange was determined by recovery of mites from ear scrapings of slaughtere ...19968638387
the development of protective immunity in canine scabies.seven of eight dogs that had been previously infested with sarcoptes scabiei var. canis and then cured, expressed protective immunity when experimentally reinfested with scabies. all seven dogs that expressed resistance were spontaneously cleared of scabies by 64 days after they were experimentally reinfested. five of the eight dogs were free of scabies by 24 days. the sequential changes in the inflammatory/immune cellular infiltrate in the scabietic lesions of each dog were determined during th ...19968638386
sarcoptic mange in wild ruminants in zoological gardens in israel.sarcoptic mange (sarcoptes scabiei) occurred among wild ruminant species in five zoological gardens in israel, from 1984 to 1994. infestation of five ruminants by s. scabiei is reported for the first time: mountain gazelles (gazella gazella), nubian ibexes (capra ibex nubiana), a barbary sheep (ammotragus lervia), elands (taurotragus oryx), and an arabian oryx (oryx leucoryx). all animals in the herds were administered ivermectin orally at a dose of 200 micrograms/kg body weight daily for 3 cons ...19968627937
immunologic cross-reactivity among various strains of sarcoptes scabiei.varieties of sarcoptes scabiei from different hosts are highly host specific but they are morphologically indistinguishable. the purpose of this study was to investigate the immunologic cross-reactivity among several varieties of scabies mites using serum from a human scabies patient and from several other species of infested hosts. homologous and heterologous crossed-immunoelectrophoretic (cie) analysis of extracts prepared from var. canis (dog) and var. suis (pig) mites yielded very similar an ...19968627503
serum levels of tumour necrosis factor alpha (tnf-alpha) versus immunoglobulins (igg., igm., and ige.) in egyptian scabietic children.the tumour necrosis factor-alpha (tnf-alpha or cachectin) is a protein produced mainly by macrophages, with a wide range of biological activities and in inflammatory process. on the other hand, scabies is a skin disease caused by sarcoptes scabiei which is typified by severe itching (particularly at night), red papules and often secondary infection. the female mite tunnels in the skin to lay her eggs and the newly hatched mites pass easily from person to person by contact. commonly the infested ...19958586872
neonatal scabies.between 1981 and 1991, eleven infants (ranging in age from 2 to 9 months) were hospitalized in our department for evaluation of microscopically verified scabies infestations. six presented signs of norwegian scabies. all of the latter infants had been treated (prior to the scabies infestation) for long periods with topical steroids, in most cases for lesions suggestive of atopic dermatitis. we believe that the occurrence of the norwegian form in these newborns was due to localized steroid-induce ...19958575219
topical application of ivermectin for human ectoparasites.ivermectin is used in veterinary practice against many ectoparasites and endoparasites and is the drug of choice for treatment of human onchocerciasis. this study was carried out to investigate the effect of topical application of this drug against human ectoparasites (sarcoptes scabiei and pediculus humanus capitis). ivernectin was found to have a curative effect on head lice after a single topical application. in patients with scabies, the drug was also found to be effective after a single app ...19958561270
ivermectin and crusted (norwegian) scabies. 19958538537
a method for in vitro determination of the acaricidal effect of ivermectin using sarcoptes scabiei var. suis as test organism.an in vitro assay for the acaricidal effect of ivermectin is described. the test is based on the migration ability and survival of sarcoptes scabiei var. suis mites on the surface of agar gels containing the acaricide. the effect of a given concentration of ivermectin is expressed as an activity index (ai) for the mites, calculated from observed migration and mite survival after 24 h of incubation. in order to allow a concentration-effect curve to be based on true values of the acaricide, a meth ...19958533283
efficacy of abamectin against ectoparasites of cattle.four trials, using 48 european breed cattle, were conducted to evaluate the efficacy of abamectin against the louse species linognathus vituli, haematopinus eurysternus and damalinia bovis and against the mange mites sarcoptes scabiei var bovis and psoroptes ovis. animals were allocated by restricted randomisation based on parasite counts to treatment with abamectin at a dose of 200 micrograms/kg given subcutaneously or to an untreated control group. ectoparasites were counted before treatment a ...19938517005
scabies--sarcoptes scabiei. 19938510734
clinical and parasitological aspects on human scabies in qualyobia governorate, egypt.in the last decade, human scabies caused by sarcoptes scabiei and other non human strains is one of the most common contagious parasitic disease. over a period of one year (june 1991--may 1992), a total of 200 scabietic patients were diagnosed in the outpatients' clinic of dermatology and venereology, benha university hospitals. they were 120 females and 80 males (sex ratio = 1.5:1). their ages ranged between three months up to 70 years old. most of the patients were parasitologically positive ( ...19938482872
serum immunoglobulin and complement values in scabietic patients.immunity entails all the forces concerned with recognition, specific reaction and removal of foreign bodies after they again access into the body of the host. the immune system interacts with genetics and infectious agents as well as with metabolic, endocrine and environmental factors. the serum immunoglobulins (g.m.a. & e.) and complement (c3 and c4) were estimated in sixteen parasitologically proven patients with scabies. the causative agent was sarcoptes scabiei. the results showed a high sig ...19938482869
introduction of a fluorescence-microscopic technique for the detection of eggs, egg shells, and mites in scabies.a technique using the fluorescence microscope can prove helpful in the laboratory diagnosis of scabies. specimens from fifteen patients with scabies were used in this study. all of the specimens were embedded with glycerine instead of potassium hydroxide (koh) solution. the specimens were examined at 0 min, 30 min, 1 hr, 6 hrs, 24 hrs, and one week after mounting under light and fluorescence microscopes. specimens embedded with non-fluorescent glycerine were not clear immediately after mounting ...19938478486
scabies research: another dimension.the life cycle of canine scabies has been studied extensively. currently studies are focusing on mite behavior, physiological requirements, host specificity, mite survival, and clinical complications of scabies. investigations are giving insight into immunologic responses to infestation and cross-reactivity with house dust mites. a diagnostic blood test or vaccine may become a future reality, if a unique antibody response can be isolated. can scabies transmit the human immunodeficiency virus (hi ...19938476731
sarcoptes scabiei in animals spreading to man.an outbreak of sarcoptes scabiei in animals was observed from mid-november 1991 to mid-december 1991 in two adjacent villages, fewgram and nurpur, in birbhum district, west bengal state, india, starting from goats to cattle, then to sheep and even to dogs. nineteen goats and one cattle died of manage infection. the infection spread to man in the last week of december 1991, and affected forty-two human beings, tending and rearing animals. the animals treated with deltamenthrin (synthetic pyrethro ...19938362460
the prevalence of ectoparasites in ethiopian immigrants.newly arrived ethiopian immigrants in israel were screened for ectoparasitic insects and mites. of 304 individuals examined 65.1% were infested with the head louse (pediculus humanus capitis). the infestation rate among children varied between 65 and 100%. children aged 6-11 years were the most infested group and no differences between girls and boys were found. the infestation rate in children was significantly higher than that found in adults. approximately 39% of those examined were infested ...19938349453
[the variability of the scabies mite sarcoptes scabiei de geer (acariformes, sarcoptidae) in relation to the epidemiology of scabies. 4. the variability of the mite population on a patient and its focal variability].the authors analyze the individual variability of the agent of scabies in populations on individual patients and in foci of the disease. they define an elementary micropopulation and a focal population notions. a total of 763 females, collected from the hands of 100 patients with scabies were examined. the findings evidence that the degree of the chetoid covering joining in the mite females, assessed in grades, may be regarded as an indicator of the population status in the pathologic process. g ...19938336646
localized bullous scabies. uncommon presentation of scabies.a previously unreported form of localized bullous scabies mimicking bullous pemphigoid is described. the patient presented with a localized, severely pruritic erythematous plaque with a cutaneous eruption consisting of several papules and a single tense bulla on an erythematous base. the histologic findings consisted of a subepidermal inflammatory bullous dermatosis with lymphocytes, neutrophils, and many eosinophils, and the results of direct immunofluorescence were negative. correlation of the ...19938311194
treatment of human scabies by sulfur and permethrin.scabies is one of the most important prevalent contagious disease caused by itch mite "sarcoptes scabiei." many effective scabiecides have been suggested and tried. they differ in their side effects since they are applied on diseased skin sometimes all over the body. in this paper, sixteen parasitologically proved human scabies were successfully treated by 5% sulfur precipitate and 2.5% permethrin. application of sulfur for one week or 2 applications of permethrin followed by a third one a week ...19938308344
sarcoptes scabiei: histopathological changes associated with acquisition and expression of host immunity to scabies.the sequential changes in the histology in scabietic lesions were investigated for hosts (rabbits) during sensitization and reinfestation with sarcoptes scabiei. experimentally infested naive hosts developed heavy scabies infestations but 65% of the hosts showed induced immunity (resistance) to reinfestation. all hosts (naive, immune, and susceptible) exhibited an initial cell infiltrate in scabietic lesions that consisted predominantly of neutrophils and a few macrophages. this was followed by ...19948299760
sarcoptes scabiei: the circulating antibody response and induced immunity to scabies.scabies is an important parasitic disease that continues to persist throughout the world despite the availability of acaricides to control it. the immune response mechanism to scabies and the possible development of a vaccine for control of scabies was investigated. this study demonstrated that hosts infested with scabies develop immunity (resistance) to reinfestation. all hosts developed scabies-specific elevated circulating antibody titers during scabies infestations that followed the classica ...19948299759
spectrum of activity of doramectin against cattle mites and lice.a series of 16 studies was conducted involving 288 cattle with naturally acquired or experimentally induced mite or louse infestations to evaluate the efficacy of doramectin. four studies were conducted against the mite species psoroptes bovis and two against the mite species sarcoptes scabiei. ten studies involved cattle with one or more of the following louse species: damalinia bovis, haematopinus eurysternus, linognathus vituli and solenopotes capillatus. in each study, a group of at least ni ...19938236741
[epidemic outbreak of scabies related to a patient with human immunodeficiency virus infection and norwegian scabies].a patient with aids was admitted to our hospital because of pruritic and disabling erythroderma, it was treated with lindane without improvement. skin biopsy of a crusty lesion showed sarcoptes scabiei hominis, and the diagnosis of norwegian scabies was made. after a long and intensive treatment with several drugs, cure was achieved. in the following three months we detected 42 people with scabies, all in some relation with the index case. this feature of high contagiousness of norwegian scabies ...19938234976
treatment with ivermectin of sarcoptic mange in pigs.ivermectin injectable solution (1% w/v) was highly effective against sarcoptes scabiei var suis when administered subcutaneously once to swine at 300 mcg/kg body weight. there were significantly (p < 0.05) fewer sarcoptes mange mites counted on pigs treated with ivermectin than on untreated pigs at each count up to day 56 after treatment. the results indicate ivermectin should provide an efficient, practical means of control of sarcoptic mange in intensive piggeries.19938216098
evaluation of an in vitro method for acaricidal effect. activity of parathion, phosmet and phoxim against sarcoptes scabiei.an in vitro test to determine the acaricidal effect of organophosphorous insecticides (op) is described. the effect of parathion, phoxim and phosmet against the pig mange mite sarcoptes scabiei var. suis was evaluated. the test is based on the migration ability of mites on the surface of agar gels containing the acaricide. the mite activity is expressed as a migration index (mi) and compared with the op concentration in the agar. good dose-response data were obtained for all three ops tested, al ...19938128575
field efficacy of injectable moxidectin in cattle naturally infested with chorioptes bovis and sarcoptes scabiei.field efficacy of moxidectin, a macrocyclic lactone endectocide, was evaluated in cattle naturally infested with chorioptes bovis and sarcoptes scabiei. eight animals were allocated to two groups of four animals each, based on parasitological and clinical status. animals of the treated group received one subcutaneous injection of injectable moxidectin at 0.2 mg kg-1 body weight on day 0. individuals of the control group received emergency treatment of a single injection of moxidectin at 0.2 mg k ...19938128574
sarcoptes scabiei and scabies. 19948122567
human scabies acquired from a pet puppy.scabies is a very old contagious skin disease caused by itch mite, sarcoptes scabiei which burrows into the stratum corneum. nowadays, human scabies is one of the health problems among the school children. this paper dealt with a case of scabies in a preschool aged child who acquired the infestation from his pet puppy.19948077749
images in clinical medicine. norwegian scabies in a patient with aids. 19948065406
[genital skin manifestations in sexually transmissible diseases].when diseases of the genital skin are treated with topically applied drugs, it must be borne in mind that resorption through the genital skin is facilitated compared with other skin regions, so that toxic reactions can result even with low doses, and that it is not permissible to prescribe antibiotic treatment on the suspicion of ulcers without skillful diagnosis, because a primary syphilis might be overlooked in this way. important diseases of the genital skin are: condylomata acuminata. the pr ...19948053089
survey on the importance of mange in the aetiology of skin lesions in goats in peninsular malaysia.a survey on mange mite infestations in the aetiology of skin lesions in goats in peninsular malaysia is described. skin lesions were observed in 25 (93%) of the 27 goat farms investigated. mange mites were found in 22 (88%) of these goat herds. chorioptes texanus was found in 20.7%, psoroptes cuniculi in 19.3%, sarcoptes scabiei in 18.6% and demodex canis var. caprae in 0.4% of the samples, taken from the skin lesions. thirteen cases of generalised manage were diagnosed, from which 9 were caused ...19947941034
efficacy of a herbal compound against sarcoptic mange in goats. 19947941026
serum antibody profiles of sarcoptes scabiei infested or immunized rabbits.the circulating antibody profiles of rabbits infected or immunized with sarcoptes scabiei var. canis were compared. crossed immuno-electrophoretic analysis showed that infested hosts produced serum antibody to 12 proteins (antigens) in an extract made from sarcoptic mite bodies. in contrast, rabbits immunized with an extract made from mite bodies produced antibody to 20 sarcoptes proteins (antigens). sds-page/immunoblot analysis revealed that serum from immunized rabbits contained antibodies tha ...19947883255
response of sarcoptes scabiei var. canis (acari: sarcoptidae) to lipids of mammalian skin.bioassays were conducted to determine if sarcoptes scabiei (l.) were attracted to lipid compounds that occur in or on the epidermis of human or other mammalian skin. seventeen lipid compounds attracted s. scabiei including odd and even carbon chain lengths and saturated and unsaturated fatty acids, fatty acid methyl esters, a steroid, a steroid precursor, and a triglyceride. the attractive saturated fatty acids were pentanoic (5:0), hexanoic (6:0), octanoic (8:0), lauric (12:0), pentadecanoic (1 ...19957869340
ectoparasites as sexually transmitted diseases.although sarcoptes scabii and phthirus pubis infestations in humans are not always associated with the presence of other sexually transmitted diseases, usually they are. therefore, patients presenting with scabies or p. pubis should be routinely tested for various sexually transmitted diseases. these very uncomfortable infestations are easily curable with proper therapy. lindane 1% preparations effectively exterminate both vermin. we have not seen any resistant strains. especially with p. pubis, ...19947848817
[scabies]. 19947843974
the treatment of scabies with ivermectin.ivermectin is an anthelmintic agent that has been a safe, effective treatment for onchocerciasis (river blindness) when given in a single oral dose of 150 to 200 micrograms per kilogram of body weight. anecdotal reports of improvement in patients who suffered from infestation with the mite sarcoptes scabiei suggest that the ectoparasitic disease scabies might be treated with ivermectin.19957776990
efficacy of injectable moxidectin against mixed (psoroptes ovis and sarcoptes scabiei var. ovis) mange infestation in sheep.field efficacy of injectable moxidectin was evaluated in sheep naturally infested with both psoroptes ovis and sarcoptes scabiei var. ovis mange. three groups of 15 ewes were selected from the flock based on parasitological and clinical status. group 1 remained as untreated controls; group 2 animals received a subcutaneous injection of moxidectin at 0.2 mg kg-1 body weight on day 1; group 3 animals received 0.2 mg kg-1 moxidectin twice on day 1 and day 7. efficacy was assessed by taking skin scr ...19957754610
control of sarcoptes scabiei var. suis with ivermectin: influence on scratching behaviour of fattening pigs and occurrence of dermatitis at slaughter.the behaviour of fattening pigs, the occurrence of erythematous papular dermatitis in pigs at slaughter and the effects of treatment for mange with ivermectin at the start of the fattening period were evaluated at ten farms. at each farm, trial pigs were randomly allotted to a control or a treated group. at the start of the trial, the control group was injected intramuscularly with 5 mg kg-1 levamisole, and the treated group was injected subcutaneously with 300 micrograms kg-1 ivermectin. skin s ...19957676592
parasitic infections associated with hiv/aids in the caribbean.this review article seeks to highlight the significance for the caribbean of major parasitic infections associated with aids, encourage awareness of these opportunistic parasites, and promote familiarity with appropriate diagnostic techniques and their clinical relevance. specific agents considered include pneumocystis carinii; toxoplasma gondii; the enteric coccidians cryptosporidium spp., isospora belli, and cyclospora cayetanensis; the hemoflagellates leishmania spp. and trypanosoma cruzi; th ...19957640691
resistance and immune response in scabies-infested hosts immunized with dermatophagoides mites.seventy-one percent of rabbits immunized with a mixed (50:50) dermatophagoides farinae and d. pteronyssinus house dust mite extract were resistant to infestation by sarcoptes scabiei var. canis. the resistance was evidenced by a marked reduction in parasite load. all immunized hosts developed similar immunogen-specific antibody titers that were independent of the levels of scabies infestation that developed when the hosts were infested with scabies. resistant hosts exhibited significantly lower ...19957611562
norwegian scabies in a dog. 19957604521
[taxonomical approach to scabies mites of human and animals and their prevalence in korea].three types, hitherto commonly known as varieties of sarcoptes scabiei (linnaeus, 1758) were collected from scabietic patients, pigs and dogs to confirm their taxonomic status. as a result, we consider that the mites of human and pig scabies are different subspecies [s. scabiei scabiei (linnaeus, 1758) and s. scabiei suis megnin, 1880, respectively], and that of dog scabies is a different species, s. canis gerlach, 1857. infestation rate of human scabies in korea peaked in 1981-1982 and showed n ...19957551808
the role of mast cells in treatment of scabies.the purpose of this study was to recognize the role of mast cells in the pathogenesis of scabies.19957538495
infantile acropustulosis--how often is it a sequela of scabies? 19957501565
infantile acropustulosis in six immigrant children.infantile acropustulosis is a recurrent, pruriginous, vesiculopustular eruption of the palms and soles first described in 1979. we report six cases of infantile acropustulosis in recently emigrated children treated for scabies. clinical follow-up was obtained by questionnaire addressed to patients' families and general practitioners. our study suggests infantile acropustulosis is frequent in immigrant infants and could be a non-specific hypersensitivity reaction to sarcoptes scabiei.19957501548
[detection of the exoskeleton of sarcoptes scabiei in histological sections using fungiflora y].fungiflora y was applied to a deparaffinized section of a biopsied skin with scabies, a section of a brain infected with cysticercus cellulosae, a section of a lung infected with pneumocystis carinii and a section of a cockroach. the exoskeleton of the mite and the cockroach were stained with fungiflora y and were visualized as a greenish-blue fluorescence under incident illumination with ultraviolet light, whereas the cysticercus cellulosae and the pneumocystis carinii were not visualized at al ...19957474447
some effects of sarcoptic mange on dogs.sequential changes in pathology were examined for scabies-infested dogs to determine the effects of infestation with sarcoptes scabiei var. canis. during 8 wk of infestation with s. scabiei, the progression of the disease was evaluated weekly by skin scrape, clinical examination, and blood analyses. at 8 wk, selected organs were microscopically examined for histopathology. all infested dogs developed an advanced level of scabies infestation by 8 wk. of the 36 blood parameters evaluated, only val ...19957472858
ige antibodies to house dust mite in patients with scabies.of 135 patients with scabies, forty-seven (35%) had a positive (classes 1--4) radioallergosorbent test (rast) to dermatophagoides pteronyssinus (dp). elevated serum ige concentrations were found in sixty-one (45%) of the patients. atopic disease was confirmed in twenty-eight (23%) of the 120 patients who completed a medical questionnaire satisfactorily. in a control group, well-matched for age and sex, of 201 employees at a local bank, only four (2%) had a positive rast to dp, and eight (4%) had ...19807426424
attempted experimental transfer of sarcoptic mange (sarcoptes scabiei, acarina: sarcoptidae) among red fox, coyote, wolf and dog. 19817310942
human scabies from contact with water buffaloes infested with sarcoptes scabiei var. bubalis. 19817305505
parasitisms among wild swine in southeastern united states.examination of 187 wild swine from 20 locations in 11 southeastern states revealed at least 25 species of endoparasites and 7 species of ectoparasites. three parasites of public health importance (sarcoptes scabiei, spirometra sp, and toxoplasma gondii) were disclosed by this study. the absence of trichinella spiralis indicates that wild swine in the southeast are not a reservoir for tr spiralis.19827174443
[serum immunoglobulins in scabies].infections with sarcoptes scabiei induced changes of serum immunoglobulin concentrations in 25 of 35 patients (71%). according to the persistence of the symptoms in this disease, the patients were divided into two groups (shorter or longer than 3 weeks). in the initial phase elevated ige levels were found in 14 of 15 patients. increased ige concentrations were demonstrated only in six of 20 patients of the second group. iga, igg, and igm did not reveal significant alterations in the serum concen ...19827107275
mineral oil versus koh for sarcoptes. 19826815241
crusted (norwegian) scabies. 19826814460
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