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[RA] Cartilage measurement in rheumatoid arthritis

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.

mch: metacarpal head

Note: Cartilage measurement of the metacarpal head (0.5mm)