A - Interruption of inhibitory neuron input from lumbar spinal cord 腰部脊髓传入神经元抑制信号的干扰
B - Brachial plexus trauma 臂神经丛创伤
C - Damage to thoracic spinocerebellar tracts in superficial white matter 小脑到胸部脊髓浅层白质的损伤
D - Polyradiculoneuritis of peripheral nerve sheaths at cervical intumescence 由于多发性神经炎引起周围神经鞘颈部段肿胀
E - Subdural white matter compression at C6-T3 C6-T3硬膜下白质被压迫