Osteoarthritis

Osteoarthritis Knee (left image) Asymmetrical joint space narrowing, subchondral sclerosis and osteophyte formation on lateral femoral condyle. Severe Osteoarthritis (right image) Specific features include joint space narrowing and subchondral...

Ankylosing Spondylitis – Sacroiliitis

Earliest sign of AS is indistinctness of the sacroiliac joint. Subchondral bony erosions, subchondral sclerosis, and bony proliferation may eventually lead to bony fusion. In the later stage, the sacroiliac joint may not be visible or may present only as a thin dense...

Description

Generally you should image the limbs bilaterally (unaffected and affected), image joints immediately proximal and distal to the affected joint, take AP and lateral views (and special views depending on the joint, i.e. skyline for knee or transcapular for shoulder) and...