Cotyledonoid dissecting leiomyoma: case report of a rare subtype

Leiomyomas are the most common benign mesenchymal uterine tumour. The vast majority of these have a typical macroscopic and histological appearance. Approximately 10% leiomyomas subtyped due to unusual or microscopic differences. Cotyledonoid dissecting considered one rarer subtypes leiomyoma, with distinct features that can be worrying for malignancy require correlation diagnosis. Whilst will present well circumscribed cream cut surface, cotyledonoid often as large fungating mass red brown nodular Despite differences, histologically, nodules show spindled smooth muscle cells found in classic type. This report presents case leiomyoma where both clinical radiological review were unable ascertain nature lesion, given appearance, definitive diagnosis was required.