<unk>  is a<unk>  which appears as a painless, soft polypoid (polyp-like) mass. It usually is found on the tongue, around the nasopalatine foramen, or in the nasopharynx. The lesion is composed of a proliferation of fusiform and spindle smooth muscle cells.
Leiomyomatous hamartoma
Atypical polypoid adenomyoma
Sclerosing polycystic adenosis
Germ cell neoplasia in situ
Angiolipoleiomyoma
Inflammatory fibroid polyp
Piloleiomyoma
Surface epithelial-stromal tumor