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患者,女,63岁,因冠心病、急性下壁心肌梗塞、陈旧性前间壁心肌梗塞、室壁瘤、心功能不全,糖尿病Ⅱ型,陈旧性脑梗塞、右侧不全瘫,于1993年7月20日住某院治疗。住院第2周时,利用输液泵于右足背近拇指侧静脉静点硝普钠,造成药液渗于皮下,足背皮肤肿胀。1天后,局部组织发生坏死,伴剧烈疼痛,足背皮肤及软组织坏死面积达7×4cm~2,表面逐渐形成黑色结痂。患者为进一步治疗而转入我院。体检:右足背可见7×4cm~2坏死区,伴黑色结痂。患者于入院后第3周
Patient, female, 63 years old, with coronary heart disease, acute inferior myocardial infarction, obsolete anterior myocardial infarction, aneurysm, cardiac insufficiency, type II diabetes, obsolete cerebral infarction, On the 20th of a hospital treatment. The second week of hospitalization, the use of infusion pump on the right foot near the venous side of the thumb vein sodium nitroprusside, resulting in liquid infiltration subcutaneous, dorsal skin swelling. One day later, local tissue necrosis accompanied by severe pain, dorsal skin and soft tissue necrosis area of 7 × 4cm ~ 2, the surface gradually formed black scab. Patients for further treatment and transferred to our hospital. Physical examination: 7 × 4cm ~ 2 necrosis area can be seen in the right foot and back, with black scab. Patients in the first 3 weeks after admission