نتایج جستجو برای: acute infection
تعداد نتایج: 906968 فیلتر نتایج به سال:
Background. Information regarding the progression of acute hepatitis B virus (HBV) infection to chronic infection in adults is scarce. Methods. Twenty-five adult patients with acute HBV infection (14 men and 11 women, 18-84 years old), whose clinical features progressed to those of chronic infection (group A) or did not (group B), were studied retrospectively. Results. There were 3 and 22 patie...
Third-generation enzyme immunoassays start to de tect anti-HIV antibodies within 20–22 days after exposure; fourthgeneration enzyme immunoassays, which test for p24 antigen and anti-HIV antibodies, can yield positive re sults within 16–18 days. RNA nucleic acid amplification testing starts to de tect HIV infection within 7–14 days. At $75 per test, these RNA tests are too costly for routine use...
Background and purpose: Since adenoviruses could be one of the causes of health problems in children and due to lack of epidemiologic evidences, always will be misdiagnosed with bacterial infections and treated with antibiotics. This study was planned and performed to determine the frequency of adenoviruses in lower respiratory tract infections in children under 14 years referring to 6 Tehran...
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