功能性腰痛系指长期不正确的姿势或外伤后遗症,受凉、腰背肌肉无力引起的腰痛,无明显体征。笔者用B超测量此种病人腹直肌、骶棘肌横截面积,旨在探讨其病理基础。 1 资料和方法 1.1 对象 男性飞行人员174例,分作正常组51例;功能性腰痛组64例;腰肌劳损组59例。 1.2 方法 受检者平卧,用B超仪于脐平面 Functional low back pain refers to the long-term incorrect posture or traumatic sequelae, cold, low back pain caused by muscle weakness of the back, no obvious signs. The author used B-ultrasound measurement of such patients rectus abdominis, sacral spine muscle cross-sectional area, to explore its pathological basis. 1 Materials and Methods 1.1 Object Male flight personnel 174 cases, divided into normal group 51 cases; functional low back pain group 64 cases; lumbar muscle strain group 59 cases. 1.2 Methods subjects were supine, with B-meter in the umbilical plane