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A 79-year-old woman is brought to the clinic for assessment of frequent falls. There is no loss of consciousness associated with the falls, and she reports no postural change or symptoms prior to the falls. She also describes difficulty in “getting going” when she starts walking and notices that her balance is “not right.” Her gait is slow and shuffling on inspection. Which of the following is the most likely finding in a patient with Parkinson disease?

Afine hand tremor with movement
Bmuscle atrophy
Cakinesia
Dpupillary constriction
Medicine
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