risk factors in transmission of brucellosis from animals to humans in saudi arabia.a case-control study was undertaken to determine for the first time the specific aetiology of animal to human transmission of brucellosis in saudi arabia. cases consisted of all patients with brucellosis attending the primary care clinic of the riyadh al-kharj hospital programme in central saudi arabia. a sample of individually matched controls was selected concurrently from patients attending the same clinic for unrelated problems. cases and controls responded to a 48 item questionnaire on expo ...19921440791
serological and bacteriological study of brucellosis in camels in central saudi arabia.sera from 2,630 apparently normal adult camels (camelus dromedarius) raised in central saudi arabia (riyadh and al-kharj cities) were examined serologically by the rose bengal and standard united states of america brucella plate agglutination tests. the overall seroprevalence of brucellosis in the restricted populations of tested camels was 8%. the seroprevalence of brucellosis among camels raised in small numbers in the backyards of 24 houses in riyadh and those intensively raised on one large ...19921472730
microscopic study on sarcocystis moulei from sheep and goats in saudi arabia.the present investigation revealed that the role of natural infection with sarcocystis in sheep was 84% in niemy, 76% in najdy, 89% in sawakny sheep and 77% in goats slaughtered in riyadh, saudi arabia. the distribution of infection among the examined organs was varied from the sheep strain to goats. recorded muscle cysts were macroscopic 8-18% (mean 13.5%) and microscopic 73-85% (mean 79%). macroscopic cysts were usually detected on the oesophagus. em showed an ultrastructural similarities in t ...200515881014
human infection with dicrocoelium dendriticum in riyadh district (saudi arabia).dicrocoelium dendriticum (the lancet fluke) is less common liver parasite. adults inhibit bile duct, while characteristic eggs pass in stools. during one academic year, a total of 1196 patients referred to parasitology laboratory from king abdel aziz university hospitals, 121 patients were positive for d. dendriticum. the majority was saudis, and only 32 of the 121 patients (26.4%) had true dicrocoeliosis, as detected by re-examination after three days of liver free diet. the other patients have ...200312739807
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