A large laryngeal pleomorphic leiomyosarcoma arising from a small pedicle without mucosal invasion: Case report.

Laryngeal leiomyosarcoma is a rare mesenchymal malignancy of the head and neck region. The author presents a case of an atypical laryngeal leiomyosarcoma that featured a large pedunculated lesion without mucosal invasion. This feature has not been previously described in the English-language literature. The diagnosis, treatment, and outcome are also discussed.