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。 Numbness and Tingling: A common symptom in disorders like Carpal Tunnel Syndrome, where the median nerve is compressed. This normally features a sensation of ‘pins and needles’ or numbness, specially inside the thumb, index, and Center fingers. A mallet finger in a small children involves an additional worry. https://www.theorthopaedicandpainpractice.com/why-cant-i-straighten-the-tip-of-my-finger/