A physical therapist examines a 74-year-old female patient who reports aching and stiffness affecting the upper arms, lower back, and thighs. Laboratory testing reveals an elevated erythrocyte sedimentation rate. Which medical condition is MOST consistent with the described clinical presentation?

1. Duchenne muscular dystrophy
2. Hodgkin’s lymphoma
3. Systemic lupus erythematosus
4. Polymyalgia rheumatica

Watch the video version on our Youtube channel: https://youtu.be/c-WWkGukeu0