Now showing items 1-7 of 7
Maternal HIV infection and antibody responses against vaccine-preventable diseases in uninfected infants
Context: Altered immune responses might contribute to the high morbidity and mortality observed in human immunodeficiency virus (HIV)-exposed uninfected infants. Objective: To study the association of maternal HIV infection ...
Virologic failure and second-line antiretroviral therapy in children in South Africa-the IeDEA Southern Africa collaboration
Background: With expanding pediatric antiretroviral therapy (ART) access, children will begin to experience treatment failure and require second-line therapy. We evaluated the probability and determinants of virologic ...
Placental histology related to fetal brain sonography
Background: Chronic hypoxia and inflammatory processes can induce placental disturbances that may indirectly lead to perinatal brain injury. Objective: To study histological features of the placenta in relation to echogenicity ...
Delay and causes of delay in the diagnosis of childhood cancer in Africa
Background: Although a few studies have investigated delays in diagnosis and treatment among children and adolescents with cancer, this has never been subject of study in South Africa. Early diagnosis is fundamental as it ...
Lopinavir exposure is insufficient in children given double doses of lopinavir/ritonavir during rifampicin-based treatment for tuberculosis
Background: Coadministration of rifampicin dramatically reduces the concentrations of protease inhibitors. A pharmacokinetic study in healthy adults showed that doubling the dose of coformulated lopinavir/ritonavir was ...
Evaluation of the Xpert MTB/RIF assay for the diagnosis of pulmonary tuberculosis in a high HIV prevalence setting
Rationale: Xpert MTB/RIF is a novel automated molecular diagnostic recently endorsed by the World Health Organization. However, performance-related data from high HIV prevalence settings are limited. Objectives: The impact ...