“…This case is a rare example of atraumatic finger flexor calcific tendinitis, which improved rapidly after ultrasound-guided triamcinolone injection. Calcific tendinitis in the hand is rare, 1,2 and this condition is thought to be frequently misdiagnosed 3 . Most cases reported in the literature involve the flexor carpi radialis or ulnaris and usually involve a history of trauma to the wrist 1,2 .…”