结核疹系结核杆菌从病灶经血行播散至皮肤且在皮肤迅速被消灭所致。本文报告1例下疳型脓皮病样表现的阴茎结核疹,供参考。李××,男,36岁。赤脚医生,40天前右侧冠状沟处发生粟粒大丘疹,不痒,微触痛,2周后溃破,形成溃疡。时隔不久在溃疡周围又发生二只米粒大丘疹,10天后又成溃疡。经用金霉素眼膏及1%庆大霉素无效。最终三只溃疡融合而成崩蚀性溃疡,似下疳样脓皮病样损害。患者曾在1981年4月于左侧冠状沟发生痱子大丘疹,后形成溃疡,3个月后自愈。1982年7月及1983年3月在龟头两侧各发生过米粒大丘疹,无任何自觉症状,半月后变溃疡,愈后遗有表浅萎缩 Mycobacterium tuberculosis Mycobacterium tuberculosis disseminated from the lesion to the skin by the blood and the skin quickly be destroyed. This article reports a case of pus-like pyoderma-like manifestations of penile tuberculosis rash, for reference. Lee × ×, male, 36 years old. Barefoot doctor, 40 days ago right coronary crevular miliary papules, itching, micro-tenderness, ulceration after 2 weeks. Shortly after the ulcer around the occurrence of two rice papules, ulcers after 10 days. By aureomycin eye ointment and 1% gentamicin invalid. The final three ulcers fused into a destructive ulcer, like the next pyoderma like pyogenic lesions. Patients in April 1981 in the left coronary sulcus papules large ulceration, after 3 months of self-healing. July 1982 and March 1983 occurred on both sides of the glans paprika papules, without any symptoms, ulcers after half a month, the more left after the superficial atrophy