Fig. 3From: Active pulmonary tuberculosis: something old, something new, something borrowed, something blueA 41-year-old male presented with chronic cough, weight loss and fevers. CT (lung window) demonstrates bilateral areas of centrilobular and tree-in-bud nodules (coronal plane—a, circled; axial plane—c) and consolidation in the right upper lobe (axial plane—b). There are also cavitating lesions with thick walls (arrow, a)Back to article page