患者,男,73岁,1989年12月20日以昏迷、大小便失禁入院。有一氧化碳吸入史,血液内碳氧血红蛋白含量高达55%,一氧化碳中毒诊断成立。患者皮肤粘膜呈樱桃红样改变,颊部,双膝、大腿、双手、前臂、胸部、足跟部,出现多处暗红色斑,红斑面积最小0.5×10厘米,最大30×10厘米,按神经血管走行方向发展,多散在分部,呈多角,长方、三角形等并成束排列。皮损边界清楚,局部轻度肿胀。红斑上有水泡形成,水泡皮薄,内容物呈白色浆液状。此患者皮肤损伤部位之多,水泡之大是以往所见材料中少见的。其机理不十分清 The patient, male, 73 years old, was unconscious and admitted to hospital on December 20, 1989. Carbon monoxide inhalation history, the blood carboxyhemoglobin content of up to 55%, the diagnosis of carbon monoxide poisoning established. Patients skin mucosa was cherry-like changes, cheeks, knees, thighs, hands, forearms, chest, heel, multiple dark red spots, erythema area 0.5 × 10 cm minimum, maximum 30 × 10 cm, according to the nerve Vascular walking direction, more scattered in the division, was polygonal, rectangular, triangular and arranged in bundles. Skin lesions clear boundary, local mild swelling. Blisters on the erythema formation, thin blisters, the contents of a white slurry-like. This area of ​​skin lesions as many patients with blisters is large in the material seen in the rare. The mechanism is not very clear