Urinary Tract Tuberculosis - Contrast-enhanced computed tomography (CT) of the abdomen showed mild dilatation of the left renal pelvis and thickening of the ipsilateral ureteral wall (Panels A and B, arrows); the excretory phase on CT showed mild narrowing of the left ureter (Panel C, arrows). Urinary acid-fast staining revealed the presence of acid-fast bacilli (Panel D) #Clinical #Radiology #Pathology #CT #Urogenital #Tuberculosis #Pyuria #Smear #AFB #AcidFastBacilli #Microscopy #NEJM