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硬膜外脑脊膜瘤罕见,位于马尾部的脑脊膜瘤也不常见,作者报告一例兼有两种罕见情况的病例;39岁男性,主诉有走路困难,下背痛,阴茎痛和性欲减退而住院.大约在一年前逐渐发生左下肢麻木,而后累及右侧.6个月后因有双足下垂而发生步态异常.入院时已不能起床.在发病的同时阴茎勃起无力,6个月后发展到完全阳萎.夜晚鞍区有烧灼样痛,发病时只偶然有下背痛.入院前3个月有双侧坐骨神经痛,以左下肢更为严重.无括约肌损害征象.检查示双侧腓肠肌萎缩,下肢无力限于踝部和脚趾,肌力2级.腰3到骶5皮肤节段有不
Epidural meningioma is rare, and meningioma located in the cauda equina is uncommon. The authors report a case with two rare cases; a 39-year-old man complained of difficulty walking, lower back pain, penile pain, and libido. Decreased and hospitalized. Gradually left numbness of the lower extremities about a year ago, and then involving the right side. Six months later, gait abnormalities due to sag of both feet. Can not get up at the time of admission. Impaired penile erection at the time of onset, 6 Months later developed into complete impotence. Night saddle area has burning pain, only occasional lower back pain. 3 months before admission, bilateral sciatica, more severe to the left lower limb. No signs of sphincter injury. Shows bilateral gastrocnemius muscle atrophy, weakness of the lower extremities confined to the ankles and toes, muscular strength 2. Lumbar 3 to 5 skin segments are not