Table 1

The joints presently assessed and the scans used for the semiquantitative scoring (0–3) of B-mode and power Doppler

Joints	Scanning and joint positioning
Metacarpophalangeal 1–5	Dorsal, longitudinal
Metacarpophalangeal 1–5	The hand resting on a small table with fingers extended
Wrist; radiocarpal and intercarpal	Dorsal, longitudinal, at the level of lunate and capitate
Wrist; radiocarpal and intercarpal	The hand resting on a small table
Wrist; radioulnar	Dorsal, longitudinal, at the level of the distal ulna
Wrist; radioulnar	The hand resting on a small table
Elbow^*	Anterior, longitudinal, at the level of distal humerus and proximal radius
Elbow^*	The elbow fully extended
Knee^*	Anterior longitudinal and lateral longitudinal of the suprapatellar recess and the lateral recess
Knee^*	The patients resting on a bench with active extension of the knee
Ankle^*	Anterior, longitudinal, at the mid-part of the joint
Ankle^*	The patient resting with knee flexed approximately 90° and the foot resting on the bench
Metatarsophalangeal 1–5	Dorsal, longitudinal
Metatarsophalangeal 1–5	The patient resting with knee flexed approximately 90° and the foot resting on the bench