ABSTRACT
To assess the efficiency of fine needle aspiration cytology [FNAC] in the diagnosis of bone/esions. This Prospective study was conducted in the orthopedic surgical wards at Al- Zahrawi teaching hospital of the Mosul city over one year period from 2003-2004 Thirty seven patients presented with bone lesions were included in this study. The lesions were provisionaly diagnosed by clinical and radiological methods. The results of the aspirated lesions include 20 malignant lesions, 8 tumour like lesions, 5 benign and potentially malignant lesions and 3 inflammatory lesions. In one aspirate the materials was inadequate. The results were compared with the histopathological diagnosis. FNAC of bone lesion is safe, quick, easy, economical and helpful in planning the correct therapy