Fig. 1From: Prevalence of human immunodeficiency virus infection in a cohort of tuberculosis patients at Metema Hospital, Northwest Ethiopia: a 3 years retrospective studyA flow chart showing characteristics of TB patients with respect to their HIV status and forms of tuberculosis. TB tuberculosis, PTB+ smear positive pulmonary TB, PTB− smear negative pulmonary TB, EPTB extra-pulmonary TBBack to article page