患者,男,31岁。自1968年起,周身大关节游走性疼痛、腰背部疼痛,曾服用阿斯匹林及皮质激素治疗,能参加正常工作。1973年始躯干起皮疹,有银白色鳞屑未予治疗,皮损渐扩展到全身。近半年来腰背痛加剧,膝关节肿胀,活动明显受限。入院前20天发现柏油样大便,于1981年9月14日住院。家族成员中无类似发病情况。 Patient, male, 31 years old. Since 1968, the whole body joints walk pain, back pain, had taken aspirin and corticosteroids, to participate in normal work. Beginning in 1973 the trunk rashes, silver-white scales untreated, skin lesions gradually extended to the body. Low back pain intensified in the past six months, knee swelling, activity was significantly limited. Twenty days prior to admission, asp-stool was found and was hospitalized on September 14, 1981. No similar incidence among family members.