减少功能： 由于运动范围有限，打字、抓握物体或扣纽扣等任务变得具有挑战性。 These accidents can also result in ailments like Boutonnière Deformity, characterized by a bent Center joint on the finger. If remaining untreated, extensor tendon accidents can seriously limit the opportunity to straighten the influenced joints, considerably impacting hand purpose. Prompt diagnosis and treatmen... https://www.theorthopaedicandpainpractice.com/why-cant-i-straighten-the-tip-of-my-finger/