Taş, SüleymanBalta, SerkanBenlier, Erol2021-11-202021-11-2020142146-31232146-3131https://app.trdizin.gov.tr/makale/TWpJeE1qQTJOZz09https://hdl.handle.net/20.500.14551/5464Background:The etiology of spontaneous rupture of the extensor pol-licis longus tendon includes systemic or local steroid injections, wrist fracture, tenosynovitis, synovitis, rheumatoid arthritis, and repetitivewrist motions.Case Report:We encountered a case of extensor pollicis longus ten-don rupture with an unusual etiology, cow milking. In this case, trans-fer of the extensor indicis proprius tendon was performed successfully.At 1 year after surgery, extension of the thumb was sufficient.Conclusion:It appears that patients with occupations involving repeti-tive motions are at a high risk of closed tendon ruptures.en10.5152/balkanmedj.2013.9027info:eu-repo/semantics/openAccessCerrahiArticle311105106Q4WOS:00033806070001925207178221206