Evaluation of dysphagia in different phenotypes of early and idiopathic Parkinsonism.

Background: Parkinsonism (PD) is a common neurodegenerative disorders into which dysphagia occurs mainly in the late stage and to a lesser extent in an early stage. Diagnosis of dysphagia particularly in early idiopathic Parkinson's disease (IPD) is important as dysphagia affects the quality of life of patients and most of the patients are unaware of this important symptom.

Method: Fifty-four patients were enrolled in this study presented with early IPD attending to the outpatient clinic of Sohag University Hospital.