Mycobacterium ulcerans infection as a cause of chronic diarrhea in an AIDS patient: A case report

Figure 1 Pathologic examination of biopsy specimen from sigmoid colon revealing foamy histiocytic collections in lamina propria by hematoxylin and eosion stain (A × 400) and innumerable acid-fast bacilli collections by Ziehl-Neelsen stain (B × 400).

Figure 2 Pathologic examination of biopsy specimen from terminal ileum showing many tiny organisms of the Cryptosporidium species with mild chronic inflammation on the surface of the luminal border of the crypt epithelial cells by hematoxylin and eosion stain (A × 400) and Giemsa stain (B × 400).

Figure 3 Capsule endoscopic findings of small bowel showing mild edematous (A) and hyperemic (B) mucosal change.

Figure 4 Identification of the species of NTM by PCR-restriction fragment length polymorphism of the rpoB gene. Lane: M, DNA size marker; lane1, M. ulcerans; lane 2, M. tuberculosis; lane 3, M. intracellulare; lane 4, M. avium; lane 5, M. abscessus; lame 6, M. kansasii; lane 7, M. fortuitum; lane 8, M. gordonae.