بررسی اپیدمیولوژیک تومورهای بینی و سینوس های پارانازال در شهرستان همدان طی 7 سال (77-1370)

Nose and paranasal sinuses tumors are rare but their clinical signs and     symptom,s are nonspecific and their diagnosis usually established with    delay. The purpose of this study  was determination of epidemiological    status of these tumors in Hamadan.           Patients’ records in Hamadan hospitals’ file were reviewed from 1991 to    1998 retrospectively.           Over all, 44 patients with these tumors were evaluated. In 81.4% nasal    cavity and in 15.9% maxillary sinus were original site of tumor. Chief    complaints in decreasing  order of  frequency were epistaxis , unilateral     nasal obstruction , pain in the region of face and nose and rhinorrhea . The    most common malignant and benign tumors were S.C.C and hemangioma    respectively.           The results indicated that physicians must be more careful regarding the    clinical sign and symptoms of these tumors and in the case of clinical    suspicion refer them for complete evaluation.