阴茎中线囊肿临床上比较少见,我科近年来遇见2例,报告如下。例1　男,26岁,未婚。5年前尿道口左下方起一粟粒大淡红色丘疹,不痛不痒。逐渐增大并发展为囊状肿物,从未发生过感染和破溃,排尿不受影响。未曾诊治过。既往无其它病史。家族中无类似病史。体检:系统检查未见异常。皮肤 Penile central line cyst is relatively rare clinical, our department in recent years met two cases, the report is as follows. Example 1 Male, 26 years old, unmarried. 5 years ago from the lower left urethra miliary big papules, itching. Gradually increased and the development of cystic tumor, never occurred infection and ulceration, urination is not affected. Not treated before. No other previous medical history. No similar family history. Physical examination: no abnormalities in system examination. skin