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肌阵挛为不随意的、重复的、杂乱无章的、短暂的、不规则的肌群或偶见单个肌肉的收缩。有时肌阵挛可由脊髓病变引起(节段性肌阵挛)。作者报告1例57岁女病人因肾孟积脓和肾结石于4年前做了左肾切除术,而结石仍遗留在左侧输尿管,引起严重的一侧腰痛。给病者施行皮肤输尿管造口术。术前肌注杜冷丁50mg及戊巴比妥钠75mg。病者左侧有褥疮,在腰_(3-4)腰穿顺利,流出澄清脑脊液。丁卡因14mg溶于10％葡萄糖,加肾上腺素0.2mg注入蛛网膜下腔。发现在胸_8有一感觉水平。
Myoclonus is involuntary, repetitive, disorganized, transient, irregular muscle groups or occasionally contraction of individual muscles. Sometimes myoclonus can be caused by myelopathy (segmental myoclonus). The authors report that a 57-year-old female patient underwent left nephrectomy 4 years ago due to renal plexus and kidney stones, while stones remained in the left ureter causing severe side-back pain. Give the patient skin ureterostomy. Preoperative intramuscular injection of pethidine D 50mg and sodium pentobarbital 75mg. Patients with pressure ulcers on the left, in the waist _ (3-4) waist wear smoothly, out of clear cerebrospinal fluid. Tetracaine 14mg dissolved in 10% glucose, plus 0.2mg epinephrine into the subarachnoid space. Found in the chest _8 have a feeling level.