MSA-C multiple system atrophy generally refers to multiple system atrophy cerebellar type, a group of multiple neurodegenerative disorders of unknown etiology with characteristic clinical manifestations. MSA-C is characterized by atrophy of the pons, cerebellum, and frontal lobes, with the main causative component being alpha-synuclein. The disease occurs in adults. Patients are characterized by an unsteady gait and a tendency to fall. Some patients have dysarthria, slurred speech, and in severe cases, bardic speech. At the same time, patients may also have autonomic dysfunction, such as urinary frequency, urgency, difficulty in urination, and sexual dysfunction. Patients may also have upright hypotension, sleep disorders and so on. It is recommended to go to the hospital in time for consultation and early formal treatment under the guidance of the doctor.