Arthroscopic evaluation of ultrasonography and magnetic resonance imaging for diagnosis of rotator cuff tear.

Background: Rotator cuff tear--diagnosis; comparison of MRI, ultrasonographic and arthroscopic findings.

Materials And Methods: Retrospective study--20 patients treated for shoulder pain due to rotator cuff tear, initially conservatively and after more than 6 months by arthroscopic shoulder surgery. Comparison of intraoperative findings with preoperative US and MRI images.