Ulceration in amebic colitis

(A) Gross pathology of amebic colitis showing multiple ulcer formation.
(B) Classic flask-shaped ulcer of amebiasis. Mucosal ulceration with widespread submucosal invasion shown.

Reproduced from: the Centers for Disease Control and Prevention and Drs. Mae Melvin and E West.

Graphic 66341 Version 2.0