Patient Positioning
Patient seated in front of the examiner, hand palm down resting on a examination table.
Probe Positioning
Place the transducer on longitudinal planes over the joints and digits of interest. Do not use any pressure – especially while looking for effusion or using doppler mode.
Note: erosion of metacarpal head in rheumatoid arthritis with positive doppler signal
Note: active erosion of the metacarpal joint in a patient with rheumatoid arthritis with positive doppler signal.
Note: mild synovitis and subluxation of the mcp joint in a patient with RA.
Note: active synovitis with effusion, synovial proliferation and doppler signal of the mcp joint in a patient with RA.
Erosion of the metacarpal head in 3d ultrasound in a patient with rheumatoid arthritis (static illustration). The 3d examination shows the erosion in three different axis and allows different visual illustration, which can be used for diagnosis and follow-up.
Erosion in the 5th metacarpal head in rheumatoid arthritis
Note: erosion in the 5th metacarpal head in rheumatoid arthritis