口腔粘膜良性淋巴组织增生病在临床上时有发现,只是其临床表现多样,往往被临床医师所误诊.近几年我们收治2例发生在下唇的病例,现报告如下: 例1,钟某某,男,36岁,工人.下唇粘膜反复肿胀,溃烂8年而就诊.患者每次发病都先感到局部瘙痒,痒发作多在上午,约持续6～7分钟,瘙痒难忍而轻咬下唇或用毛巾揉擦止痒,局部擦破后痒可缓解,但 Oral mucosa benign lymphoproliferative disease clinically discovered, but its clinical manifestations are diverse, often being misdiagnosed by clinicians .In recent years we received two cases occurred in the lower lip, are as follows: Example 1, Zhong Moumou , Male, 36 years old, laborer.Under lower lip mucosa repeated swelling, ulceration for 8 years and treatment.Patients with each incidence of local pruritus first felt, itchy seizures in the morning, about 6 to 7 minutes, itching and unbearable bite Rub the lip with a towel or itchy, local itch can be relieved after rubbing, but