Assessment of Baker cyst: Video, Anatomy, Definition & Function | Osmosis

Question

A 47-year-old man comes to the office because of a 1-week history of right knee pain and limited lower limb movement. His medical history is relevant to previous knee trauma and a recently diagnosed rheumatoid arthritis. The patient currently works as a football coach. Physical examination shows well-circumscribed swelling, tenderness, and increased volume in the posterior region of the right knee and limited 90-degree angle extension/in flexion of his right knee. Additionally, the increased volume in the right knee posterior region disappears with a 45-degree flexion. His temperature is 36.4&#176;C (97.5&#176;F), pulse is 80/min, respirations are 14/min, blood pressure is 110/60 mmHg. Which of the following is the most likely cause of this patient's condition?&#160;

Accepted Answer

Baker's cyst

Answer

Aneurysmal bone cyst

Answer

Popliteal aneurysm&#160;

Answer

Popliteal artery entrapment syndrome

Answer

Synovial sarcoma

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Questions or feedback?

Baker cyst

Pathology

Musculoskeletal system