Primary tongue leiomyosarcoma.
Leiomyosarcomas (LMS) are malignant tumours of smooth muscle origin, accounting for about 7% of all soft tissue sarcomas. Head and neck LMS constitute less than 3% of all LMS. Intra-oral LMS are rare, making up only 0.01%-0.04% of all malignancies in the oral cavity. Tongue involvement is even rarer with very few case...