Long duration asymmetrical postural tremor is likely to predict development of Parkinson's disease and not essential tremor: clinical follow up study of 13 cases

摘要

Objective: In this study, retrospective observations were made on 13 patients presenting originally with asymmetrical postural tremor, initially thought to have ET based on tremor characteristics, alcohol responsiveness, and family history but who subsequently met the criteria of Parkinson's disease (PD).