Table 3.

Distribution of the most common 20 lesions in the study

Most common 20 lesions	N	The percentage from the total population (%)
Inflammatory radicular cyst	208	18.8
Pyogenic granuloma	160	14.4
Peripheral giant cell granuloma	99	8.9
Irritational fibroma	90	8.1
Mucocele (mucous extravasation cyst)	56	5.1
Periapical granuloma	44	4.0
Central giant cell lesion	41	3.7
Dentigerous cyst	38	3.4
Peripheral ossifying fibroma	38	3.4
Ameloblastoma	31	2.8
Odontogenic keratocyst	30	2.7
Ossifying fibroma	27	2.4
Odontoma	16	1.4
Gingival fibromatosis	12	1.1
Gorlin's syndrome	12	1.1
Unicystic ameloblastoma	11	1.0
F. fibrous dysplasia	9	0.8
Hemangioma	9	0.8
Adenomatoid odontogenic tumor	7	0.6
Odontogenic fibroma	7	0.6