特发性牙龈纤维瘤病是口腔科罕见病。表现为牙龈组织弥漫性纤维增生,增生牙龈质地坚实如革,形似象皮,故又称象皮病。我院收治一例报告如下。患者男,24岁。7岁乳牙脱落时牙龈普遍逐渐增生,牙齿渐被增生牙龈所包埋,但不影响进食。两系家族内均无此类病发生。检查:发育营养正常,心肺腹部及四肢未见异常。专科检查:双唇肥厚、鼻型大、鼻尖部肥厚,双耳垂略肥厚,双颧部汗毛浓密,头发浓密色黑, Idiopathic gingival fibromatosis is a rare disease in dentistry. Performance of diffuse gingival fibrosis, gingival hyperplasia texture as solid leather, shaped like the skin, it is also known as the skin disease. A hospital admitted to our hospital as follows. Patient male, 24 years old. 7-year-old deciduous teeth gums generally gradually proliferate, the teeth gradually accreted by the accretion of gingival, but does not affect the eating. No such occurrence occurs in both families. Check: Developmental nutrition is normal, no abnormalities in heart and lung abdomen and limbs. Expert examination: lips hypertrophy, nose type, nose hypertrophy, bilateral ear plump, double zygomatic department hair thick, dark hair color,