This kind represents a pure tendinous injury the place the extensor tendon is stretched or torn, but no bone is damaged. The problems occurs on the tender tissue connecting muscle mass to bone, resulting in the inability to straighten the fingertip without the need of aid. Crepitus or Grinding Feeling: https://www.theorthopaedicandpainpractice.com/why-cant-i-straighten-the-tip-of-my-finger/