pls ans - simranofus

[ArchivalUser]

19. A 55-year-old man comes to the office because of a 1-month history of right knee pain. He reports no recent trauma to his knee but says that he has recently increased his weekly running distance from 12 miles to 30 miles. On physical examination he has aching knee pain with squatting. The rest of the physical examination is normal. Which of the following factors in the patient's history , if present, would indicate the patellofemoral joint as the source of the pain? A) Associated thigh pain B) Buckling of the knee C) Increased pain with stair climbing D) Locking of the knee E) Prominent knee swelling

[ArchivalUser]

pls ans

[ArchivalUser]

The answer should be C, it is typical of petallofemoral pain syndrome climbing down is more common than climbing upstairs, buckling and swelling are trauma and ligament tear. Locking can occur in petallofemoral pain syndrome but very rare, locking is more common in meniscus tear. Associated thigh pain is more common in disc hernitation or hip diseases.