<unk> , abbreviated STUMP, is an uncommon<unk>  of the uterine<unk><unk>  that may behave like a benign<unk>  or a cancerous<unk> . This<unk>  should not be confused with the prostatic stromal<unk>  of<unk>  malignant<unk>  which may be abbreviated the same way (STUMP). The Bell criteria were developed to help categorize them and differentiate them from their main differential diagnoses, leiomyosarcoma and uterine leiomyoma.
Smooth muscle tumor of uncertain malignant potential
Perivascular epithelioid cell tumour
Intranodal palisaded myofibroblastoma
Mammary-type myofibroblastoma
Proliferating angioendotheliomatosis
Low-grade fibromyxoid sarcoma
Fibroepithelial neoplasm
Papillary urothelial neoplasm of low malignant potential