Idiopathic Parkinson Disease
A 52-year-old man with a clinical diagnosis of idiopathic Parkinson disease. The patient shows left-hand resting tremor with reemergence on posture and exacerbation during walking. Decrement of amplitude and speed can be seen during performance of rapid alternating movements.
Irene Litvan, MD
CONTINUUM: Lifelong Learning in Neurology. 19(5, Movement Disorders):1189-1212, October 2013