| [cross-sectional study of intestinal parasites and chagas' disease in the municipality of novo airão, state of amazonas, brazil]. | a cross-sectional study was performed on the residents of one in every ten households in the town of novo airão, in the northern meso-region of the state of amazonas, 250 kilometers from manaus by riverboat. a family cluster sample of 89 dwellings was studied. a stool sample was requested from each of the inhabitants for examination using the lutz sedimentation and baermann-moraes-coutinho techniques, and blood was taken by venous puncture for trypanosoma cruzi elisa antibody testing and immunof ... | 1999 | 10502145 |
| [prevalence of intestinal parasitosis in the city of eirunepé, amazon]. | samples of 413 patient were analyzed and positivity was found in 64.4% (266) of the exams. the intestinal parasites most prevalent were: ascaris lumbricoides (35.6%); trichuris trichiura (18.6%); ancylostomides (9.9%); strongyloides stercoralis (1%), enterobius vermiculares (0,5%); entamoeba histolytica (13.3%) and giardia lamblia (1%). the presence of varied degrees of anemia were detected in 39.8% of the exams. | 2005 | 15717101 |
| tuberculosis and intestinal parasitism among indigenous people in the brazilian amazon region. | the objective of the survey was to estimate the frequencies of tuberculosis and intestinal parasitosis in indigenous communities at the locality of iauareté, northern brazil, in 2001. this was a cross-sectional survey (n=333) aimed at obtaining demographic data and biological samples for sputum and feces examinations. among the 43 individuals with respiratory symptoms, six presented alcohol/acid-fast bacilli in sputum. intestinal parasitosis was significantly more frequent among the hüpda popula ... | 2009 | 19169591 |
| prevalence and epidemiology of intestinal parasitism, as revealed by three distinct techniques in an endemic area in the brazilian amazon. | this survey aims to estimate the prevalence of intestinal parasitic infections in santa isabel do rio negro, amazonian brazil, through three distinct techniques, correlating the prevalence rates with family income and age groups as well as assessing the household clustering of infections. prevalence rates were assessed through graham (n=113), baermann-moraes (n=232) and ritchie (n=463) methods. the graham method was adopted only for children under 5 years old, 15% of whom were positive for enter ... | 2011 | 22117850 |
| influence of enteral parasites on the blood vitamin a levels in preschool children orally supplemented with retinol and/or zinc. | a sample of 471 pre-school children who frequented schools and crêches in a poor district of manaus (amazonas), brazil, were randomly submitted to faecal parasitological tests. two-hundred-and-forty children from both sexes between the ages of 3 and 7 years with ascaris lumbricoides and/or giardia lamblia were selected. the objective of the study was to determine the possible influence of these two intestinal parasites and vitamin a and/or zinc supplementation on the serum retinol levels of prim ... | 1991 | 1782925 |
| [anemia in a population from an endemic area of malaria, rondônia (brazil)]. | with the purpose of describing the prevalence rate of anaemia among inhabitants of a malaria endemic area--candeias district, a periurban locality near porto velho, in rondônia state, brazilian amazon basin--a random population sample comprehending 1,068 individuals of all age groups (14.1% of the total population) was screened for anaemia (measurement of blood haemoglobin concentration) and malaria (giemsa-stained thick-smear microscopy). two-hundred and ninety-nine individuals (28.0% of the sa ... | 1992 | 1342496 |
| intestinal parasites among karitiana indians from rondônia state, brazil. | gravity sedimentation parasitological examinations were performed in stool samples from 111 karitiana indians from rondônia state, brazilian amazon basin. intestinal parasites were found in 43 samples (38.7%). ascaris lumbricoides was the most prevalent helminth species (18.9%). egg counts in samples positive for ascaris suggested an overdispersed distribution of worm burdens in the host population. age-distribution pattern of intestinal parasites among karitiana indians was found to be rather u ... | 1992 | 1342074 |
| prevalence of intestinal parasites and risk factors forspecific and multiple helminth infections in a remote city of the brazilian amazon. | few studies have described the risk factors of intestinal parasitic infections in the amazon. | 2016 | 27163576 |
| intestinal parasitic infection and associated risk factors, among children presenting at outpatient clinics in manaus, amazonas state, brazil. | in a cross-sectional study, the prevalences of intestinal parasitic infection and the associated risk factors were explored among children aged 0-10 years attending outpatient clinics in manaus, the capital city of the north brazilian state of amazonas. data indicating socio-economic level and demographic factors were collected in interviews with the accompanying parent or guardian of each child. parasitic infections were detected by the microscopical examination of faecal samples, while nutriti ... | 2009 | 19825280 |
| giardia lamblia and other intestinal parasitic infections and their relationships with nutritional status in children in brazilian amazon. | the objective of this survey was to assess the relationships between intestinal parasitism, nutritional status and hemoglobin level in children with indian ascendancy living in an urban area in brazilian amazon. we carried out a cross-sectional survey obtaining anthropometric, parasitological and socioeconomic data, and hemoglobin measurements of children aged six to 84 months. anthropometric data were expressed as z-scores for weight for age (waz), height for age (haz), weight for height (whz) ... | 2007 | 17625691 |
| [intestinal parasitism in a parakanã indigenous community in southwestern pará state, brazil]. | to determine the occurrence and epidemiological aspects of intestinal parasites among the parakanã indigenous people in the paranatinga settlement (in the eastern amazon region), parasitological tests were performed in april 1992 and february 1995. one fresh stool specimen was obtained and immediately processed using the hoffman and direct methods. some 126 samples were obtained in april 1992 (from a total population of 215 individuals). some 80. 2% (101) of those tested were infected with at le ... | 1998 | 9761604 |
| parasitic infections in villagers from three districts of the brazilian amazon. | a survey of intestinal parasites among 827 rural villagers in the brazilian amazon revealed that the prevalences of infection with necator americanus, trichuris trichiura and/or ascaris lumbricoides were high. however, the intensities of infection with the two parasites for which there were enough data on intensity for further analysis, n. americanus and t. trichiura, were only low or moderate in each of the three districts studied. possible reasons for the unusual (but not unique) absence of hi ... | 1998 | 9614457 |