P56: Facial rhabdomyosarcoma (a case report).

Introduction: Rhabdomyosarcoma is a relatively common malignancy of the facial. It affects older children and young adults. The locations are often orbital and nasal passages. Diagnosis is based on the complementary contribution of radiology and pathological examination, sometimes only test confirmation. The aim of this work is to point out the contribution of imaging in the diagnosis of these tumors. Observation: An 18-year-old patient, consultant for a swelling of the right lateralized gradually, increasing volume palace and extending the maxilla, with intermittent bleeding and unencrypted fever. CT objectified extensive bone destruction interesting right hemi mandibular, the upper right maxillary bone lysis palace, the walls of the maxillary sinus and nasal cavities. The nasopharynx is also compressed by the tumor mass, the rétrozygomatomaxillaire Pterygomaxillary lodges and is invaded. A biopsy was performed and confirmed the diagnosis. CT brain and abdominal ultrasound were normal. Conclusion: Rhabdomyosarcoma is a common mesenchymal tumor extension is fast. The prognosis is directly related to the existence of metastasis, hence the need to know early diagnosis and establish a complete and accurate staging. [ABSTRACT FROM AUTHOR]