Introduction: Report of a rare presentation of mucinous cystadenoma of the vermiform appendix.Clinical Picture: A lady who presented with intestinal obstruction and peritonitis was found to have gangrenous small bowel caused by strangulation by a tumour of the appendix. Treatment: Right hemicolectomy. Outcome: The histology of the appendicular tumour was mucinous cystadenoma. The patient recovered well. Conclusion: Mucinous cystadenoma of the appendix can present in many ways and it is important to recognise the pathology at operation.
Mucinous cystadenoma of the vermiform appendix is an uncommon entity. It is a benign lesion but may disseminate and lead to the development of pseudomyxoma peritonei.
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