病历摘要王××,男,2岁。住院号;3947。出生后父母即发现患儿舌下有一蚕豆大小肿物,随患儿发育逐渐长至鸡蛋黄大小。影响进食,但无疼痛,对呼吸尚无明显影响。以舌下皮样囊肿于1989年5月21日收入院。查体:系统检查未见异常。舌下可见4×3×2cm 肿物, Medical records Wang × ×, male, 2 years old. Hospital number; 3947. After birth, the parents found that there was a mass of tumor in children with sublingual tongue. With the development of children, they grew up to the size of egg yolk. Affect eating, but no pain, no significant effect on breathing. Sublingual dermoid cysts were admitted to the hospital on May 21, 1989. Physical examination: no abnormalities checked. Sublingual visible 4 × 3 × 2cm tumor,