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Parkinson disease — ABFM Board MCQ

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EasyNeurologyParkinson diseaseABFM Board

A 66-year-old man has resting tremor, bradykinesia, shuffling gait, and cogwheel rigidity. Symptoms began on the right side and gradually progressed. Which of the following is the most likely diagnosis?

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Correct answer: C — Parkinson disease

Asymmetric onset of bradykinesia, resting tremor, rigidity, and gait change is typical of Parkinson disease.

Reference: American Family Physician clinical reviews and AAFP guidance: https://www.aafp.org/pubs/afp.html