麻风杆菌最常侵犯皮肤、粘膜及周围神经,瘤型者可侵犯内脏。在所有麻风患者中,均有不同程度的周围神经受累,临床上表现不同程度的周围神经症状,如神经干肿大、疼痛、神经纤维变性、钙化或神经脓疡等。其神经干所支配皮肤及肌肉则表现不同程度的感觉障碍、运动障碍及营养障碍;轻者影响容貌及丧失轻微功能;重者产生畸形及丧失功能;严重者手足畸形、继发感染、甚至危及生命。因此,对已发生麻风病手足 Leprosy most often invades the skin, mucous membranes and peripheral nerves, which can invade the internal organs. In all patients with leprosy, there are varying degrees of peripheral nerve involvement, clinical manifestations of varying degrees of peripheral neurological symptoms, such as neural stem enlargement, pain, nerve fiber degeneration, calcification or nerve abscess. The innervation of the trunk and the muscle of the trunk shows varying degrees of sensory disturbances, dyskinesias and nutritional disorders. The lesser affects the appearance and the loss of mild functions. In severe cases, deformities and loss of function are caused. In severe cases, hand-foot deformities, secondary infections, and even endangered life. Therefore, leprosy disease has occurred