Symptoms can include fatigue, loss of coordination, muscle weakness, numbness, inability to walk or use hands and arms, pain, vision problems, slurred speech and bladder/bowel dysfunction.

• 这些症状包括疲乏无力、运动的协调性丧失、肌肉无力、肢体麻木、不能行走或不能良好的使用手或上肢、疼痛、视力障碍、口齿不清或二便障碍。