Video A, to the left of the screen, shows the limited passive abduction of a thumb with an intact UCL. Video B, to the right, shows the excessive passive abduction of the opposite thumb due to a complete tear of the UCL in the same patient.
UCL: ulnar collateral ligament.
Courtesy of Matthew Gammons, MD.
Graphic 122631 Version 1.0
آیا می خواهید مدیلیب را به صفحه اصلی خود اضافه کنید؟