Parkinson's disease(PD)is a common neurological degenerative disease in clinical practice.Dysarthria is a common motor symptom,with a high incidence and diverse clinical manifestations.PD patients often ignore their dysarthria symptoms until they reach the decompensation stage,and only a small number of patients receive treatment.This article reviews the pathogenesis,evaluation and treatment of dysarthria in PD,providing theoretical basis for early diagnosis and timely treatment of dysarthria in PD.