17th August 2023

Mrs Johnson, a 68-year-old woman, presents to her GP with a 2-year history of hand shaking

Mrs Johnson, a 68-year-old woman, presents to her GP with a 2-year history of hand shaking. She reports that her hands shake when performing tasks such as writing or drinking tea. The tremor does not occur at rest. She is otherwise healthy and takes no medications. On examination, her tremor is bilateral and symmetrical. There are no other neurological signs, and she is otherwise well.

What is the most likely diagnosis?