Multicystic mesothelioma presenting as a pelvic tumour: case report and literature review.

We report the clinical, radiological and pathological findings of a big polycystic tumour in the pelvic region which proved to be a multicystic mesothelioma affecting the pelvic peritoneum. Clinical and histological differential diagnosis are given and a therapy option. Surgical excision for localized tumours and debulking for more extensive tumours.