萎缩性肌强直(DM)是以肌强直和肌萎缩为主要特点,伴多系统功能障碍的神经系统疾病。对于DM我们见到1个家族4例,均伴骨质疏松,现报告如下。 患者 男,43岁,以四肢无力,活动后不能即刻放松39年入院。该患者自幼发病,7年前无诱因出现腰背痛、手骨痛。1年后手骨X线照片示“骨质疏松”。否认激素应用史。父母非近亲结婚。家族中父亲及祖父均有手部活动不灵史。检查:智能正常,毛 Atrophic myotonia (DM) is characterized by muscle rigidity and muscle atrophy, with multiple system dysfunction of the nervous system diseases. For DM we see a family of 4 patients, all with osteoporosis, are as follows. Male patient, 43 years old, with limb weakness, can not relax 39 years after admission. The patient was young, 7 years ago, no incentive to appear low back pain, hand pain. One year after the hand-bone radiograph shows “osteoporosis.” Denied the history of hormone application. Parents marry non-relatives. Family father and grandfather have hand activities are not bane history. Check: smart normal hair