患者,女性,22岁,因被人发现昏迷17d于2005年4月12日由外院转入我科。患者17d前被人发现昏迷于床上(在外打工,独自居住),当时无抽搐、呕吐及大小便失禁,当地医院急诊头颅CT显示脑白质密度广泛减低,双侧内囊区显著,碳氧血红蛋白检查阴性,常规血液及脑脊液检查均正常。经激素、抗 Patient, female, 22 years old, who was found unconscious 17d On April 12, 2005, he was transferred from our hospital to our department. The patient was unconsciously in bed (working outside, living alone) 17 days earlier. At that time, no convulsions, vomiting and incontinence occurred. The local hospital emergency head CT showed extensive reduction of white matter density, significant bilateral internal capsule area, carboxyhemoglobin Negative, routine blood and cerebrospinal fluid were normal. Hormones, anti