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 might also bring on circumstances like Boutonnière Deformity, characterized by a bent middle joint in the finger. If remaining untreated, extensor tendon injuries can seriously prohibit the chance to straighten the affected joints, substantially impacting hand perform. Prompt diagnosis and treatm... https://www.theorthopaedicandpainpractice.com/why-cant-i-straighten-the-tip-of-my-finger/