Pathology and causes of death in a group of 128 predominantly HIV-positive patients in Botswana, 1997-1998.

TB was the leading cause of death in our series of HIV-positive adults in Botswana, selected towards those with chest disease; in most, it was widely disseminated. Bacterial pneumonia also played an important role in mortality. Pneumocystis carinii pneumonia was present, but relatively uncommon.