17th August 2023

A 5-year-old boy is brought to the clinic because his parents have noticed he has trouble getting up from a seated position

A 5-year-old boy is brought to the clinic because his parents have noticed he has trouble getting up from a seated position, falls often, and has difficulty keeping up with his peers during play. Examination reveals enlarged calf muscles and Gower’s sign.

What is the most likely diagnosis?