Mucinous Cystadenoma of the Appendix is Rare Entity: Two Case Reports

Mucinous cystadenoma is a rare cystic benign neoplasm of the appendix characterized by associated with marked distension of the appendix lumen with mucin, it may be inflammatory, obstruction or tumoral origin. There are four histopathological subtypes occur as mucocele, mucosal hyperplasia, mucinous cystadenoma or mucinous cystadenocarcinoma.

The incidence of 0.2 to 0.7% of dissected specimen of the appendix. Mucinous cystadenoma 63%, mucosal hyperplasia 25% mucinous cystadenoma 11% and retention cyst 1%. Approximately 50% patients are asymptomatic and more common in females. It usually discovered incidentally during surgery or during radiological investigation on CT abdomen.

Herein we noticed two cases of mucinous cystadenoma of the appendix. Both cases were diagnosed on routine CT abdomen, we did explorative laparotomy in one patient and another patient treated by laparoscopic appendectomy.