其中舌盲孔和其下瘘管与口腔不通为亚类。
Lingual foramen cecum and fistula without connection with oral cavity was classified into subtype .
舌盲孔和其附近网状瘘管与口腔通畅者,此网状分枝以下瘘管、囊肿必须切除。
If lingual foramen cecum and nearby network fistula are connected with oral cavity , the network fistula and cyst must be excised .