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[SpA] Synovitis: suprapatellar joint recess

Patient Positioning

Patient lies supine, knee 20°–30° flexed.  Place a small pillow under the joint to keep this position.

Probe Positioning

Place the transducer on a sagittal plane in the midline over the quadriceps tendon and the cranial part of the patella (landmark).

Synovial effusion in a patient with psoriatic arthritis (parapatellar joint recess lateral)

Suprapatellar joint recess with synovitis of the knee with effusion, synovial proliferation and neovascularization in a patient with psoriatic arthritis