Map

Rheumatoid arthritis
Medial longitudinal scan (Wrist)

Reactive arthritis
Suprapatellar recess - Transverse scan (Knee)

Regional pain syndromes
Anterior transverse scan – Shoulder externally rotated (Shoulder)

Seronegative spondyloarthritis
Patellar tendon - Longitudinal scan (Knee)

Rheumatoid arthritis
Suprapatellar recess - Longitudinal scan (Knee)

Rheumatoid arthritis
Dorsal central longitudinal scan (Wrist)

Chondrocalcinosis
Medial longitudinal scan (Wrist)

Osteoarthritis
Popliteal cavity – Transverse scan (Knee)

Polymyalgia rheumatica
Lateral longitudinal scan (Hip)

Chondrocalcinosis
Femur articular cartilage – Longitudinal scan (Knee)