PMC9125057_01
(A) Enteroscopy showing duodenal mucosal nodularity, seen more clearly ion (B). (C) Fluorescent acid fast bacilli (AFB) seen on dark background, auramine-rhodamine stain, 40x. (D) Numerous AFB seen on Ziehl-Neelsen stain, oil immersion 100x.
10.1177_23247096221101860-fig1.jpg
PMC9125057_01_10.1177_23247096221101860-fig1.jpg
fig1-23247096221101860
Histopathologic results from the duodenal biopsy demonstrated abundant AFB organisms present within lamina propria macrophages and acid fast organisms consistent with mycobacteria seen on Kinyoun stain (auramine-rhodamine-positive, periodic acid-Schiff with diastase-positive) (Figure 1C and D).