Ortho Dx: Valgus deformity of the knee

A 57-year-old man presents with knee pain and valgus deformity of his right knee. He has failed conservative treatment for osteoarthritis and has decided to proceed with a right total knee arthroplasty. An anteroposterior radiograph is taken.

This case has been brought to you in partnership with the Journal of Orthopedics for Physician Assistants.