Results : two groups were defined , based on the clinical and etiopathogenic characteristics of the excised lesions : gingival hyperplastic lesions ( 77 cases ) and fibromatous hyperplasia ( 51 cases ) .

结果：根据手术切除的临床和发病机理特点，案例被界定成两组：牙龈增生病例（77个案列）和纤维瘤超常增生病例（51个案例）。