A diverticulum some 7.0 x 3.5 cm. showing a secondary locule. At the apex of the specimen there
is a cuff of intestinal mucosa. The diverticulum is lined by a mucous membrane. Examination
immediately after the lesion was removed showed faecaliths and partly digested food in the distal
part of the specimen. Microscopic examination showed that the diverticulum was lined by a small
intestinal mucosa in which there was focal ulceration.
This patient presented at the age of 36 with abdominal pain. Neither the appendix which
was also removed nor the diverticulum showed any acute inflammatory changes.