Table 1. Histopathological diagnosis of the tumors.
Nature | Histological Diagnosis | n, ratio, % |
Benign (n=132) | Fibromas of various types | 52/132, 39% |
Fibroma | 35 | |
Peripheral ossifying fibroma | 8 | |
Juvenile ossifying fibroma | 3 | |
Cemento-ossifying fibroma | 3 | |
Peripheral cementifying fibroma | 2 | |
Neurofibroma | 1 | |
Odontogenic tumor | 33/132, 25% | |
Ameloblastoma | 21 | |
Complex odontoma | 6 | |
Adenomatoid odontogenic tumor | 4 | |
Calcifying odontogenic cyst | 1 | |
Ameloblastic fibro odontome | 1 | |
Lipoma (including fibrolipoma) | 10/132, 8% | |
Giant cell granuloma | 9/132, 7% | |
Pleomorphic adenoma | 8/132, 6% | |
Vascular lesion | 7/132, 5% | |
Papilloma | 6/132, 4% | |
Others | 7/132, 5% | |
Malignant (n=77) | Squamous cell carcinoma | 64/77, 83% |
Verrucous carcinoma | 7/77, 9% | |
Mucoepidermoid Carcinoma | 4/77, 5% | |
Fibrosarcoma | 1/77, 1% | |
Papillary cyst adenocarcinoma | 1/77, 1% |