医生会评估手指或拇指的位置、关节稳定性和活动范围。他们还会检查相关损伤，如甲床损伤、开放性伤口或关节脱位。 These injuries may also cause ailments like Boutonnière Deformity, characterised by a bent middle joint with the finger. If remaining untreated, extensor tendon accidents can seriously prohibit the opportunity to straighten the affected joints, substantially impacting hand perfor... https://www.theorthopaedicandpainpractice.com/why-cant-i-straighten-the-tip-of-my-finger/