Teenager from Africa with a positive Quantiferon test Pediatric Imaging Chest December 13, 2025September 30, 2025 CXR PA and lateral (above) shows prominence of the superior mediastinum and left hilum. Axial CT with contrast of the chest (below) shows extensive left hilar and subcarinal lymphadenopathy. The diagnosis was tuberculosis pneumonia. Related Published December 13, 2025September 30, 2025