نتایج جستجو برای: ocular toxoplasmosis
تعداد نتایج: 60673 فیلتر نتایج به سال:
Background: Toxoplasmosis has a more severe manifestation in pregnant women and immunocompromised individuals. Up to 15% of immunocompetent individuals who have acquired the infection may be asymptomatic, however others symptoms confused with another cause manifestations such as ocular toxoplasmosis which is most common chorioretinitis can lead retinal necrosis. Considering that clinical charac...
The city of Erechim, Brazil, has a 17% prevalence of ocular toxoplasmosis, and type 1 Toxoplasma gondii predominates. To examine risk factors for acute T. gondii infection in this area, we administered a questionnaire to recently infected persons (n = 131) and seronegative controls (n = 110). Eating undercooked meat; having a garden; working in the garden or yard more than once per week; eating...
PCR detection of Toxoplasma gondii in blood has been suggested as a possibly efficient method for the diagnosis of ocular toxoplasmosis (OT) and furthermore for genotyping the strain involved in the disease. To assess this hypothesis, we performed PCR with 121 peripheral blood samples from 104 patients showing clinical and/or biological evidence of ocular toxoplasmosis and from 284 (258 patient...
Ocular toxoplasmosis is the most common cause of posterior uveitis in the United States and worldwide. It commonly follows a relapsing course with the potential for multiple adverse visual sequelae and, rarely, blindness. Both immune-competent and immune-suppressed populations can develop severe relapsing disease. There is considerable debate regarding the initial treatment of ocular toxoplasmo...
Toxoplasmosis and ascaridiasis evoke polar Th-1 and Th-2 host immune responses, respectively. A study to investigate the specific cytokine profile production by in vitro cultures of peripheral blood mononuclear cells from individuals living under precarious sanitary conditions in a highly endemic area for the parasites Toxoplasma gondii and Ascaris lumbricoides was conducted. High levels of bot...
PURPOSE Neurotoxoplasmosis is the most common central nervous system disorder in patients with AIDS. The occurrence of ocular toxoplasmosis in neurotoxoplasmosis is not well studied. The objective of this study was to investigate the occurrence of typical or probable toxoplasmic retinochoroiditis in patients with AIDS and neurotoxoplasmosis. METHODS A prospective case series was performed, in...
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