Fig. 2From: Flare or foe? - Mycobacterium marinum infection mimicking rheumatoid arthritis tenosynovitis: case report and literature reviewUltrasound images of the third metacarpophalangeal joint. a Longitudinal view of the third metacarpophalangeal joint showing intense power doppler signaling III°. b Longitudinal view of the carpal bones demonstrating tenosynovitis of the fourth extensor tendon sheath with power doppler signaling III°Back to article page