26th January 2024

A 55-year-old female comes to the GP complaining of fatigue and muscle weakness.

A 55-year-old female comes to the GP complaining of fatigue and muscle weakness. She is particularly concerned as she is now having trouble walking up the stairs in her house and standing after sitting for some time. She has no medical history of note, and there are no significant findings on clinical examination. 

What is the most likely diagnosis?

Select the SINGLE most appropriate option from the list below. Select ONE option only.