Unexpected diagnoses following uterine power morcellation for suspected leiomyoma.

Abbreviations – ESS: endometrial stromal sarcoma; CL: cellular leiomyoma; AL: atypical (a.k.a. symplastic) leiomyoma; STUMP: smooth muscle tumor of uncertain malignant potential; LMS: leiomyosarcoma; n/a: not available.