Melike YAVAŞ ÇELİK

Rhabdomyosarcomeis a commun tumor in children with all its types (pleomorphic, embryonal,alveolarand spindle cell rhabdomyosarcoma). However, it is a very rare tumor in adults, the commun type isthe pleomorphicrhabdomyosarcoma but it is very rare in the head and neck region. The diagnosis of the pleomorphic RMS is made by the histopathologic study, this shows the interest of a biopsy before the surgicalprocedure. The treatment of patients with malignant mesenchymal tumors of the head and neck region is multidisciplinary (radical surgery with postoperative radiotherapy and or chemotherapy) with poor prognosis.