can you move your index finger without moving your thumb

This may be followed by numbness or weakness in the injured arm.Ĭarpal Tunnel Syndrome: If you feel numbness or tingling in your hand and arm, you may have the pinched nerve in your wrist that doctors call carpal tunnel syndrome. When these nerves are compressed or stretched to the breaking point, you may feel a burning sensation in your arm-or a sharp pain, like a lightning bolt, at the moment of impact. The injury gets its name from its frequency among boxers and martial arts fighters.īrachial Plexus Injury (Erb's Palsey): The nerves that send signals from your spine to your shoulder, arm, and hand are known as the brachial plexus. This is usually the result of a blow to the hand or an accident.īoxer's Knuckle: A direct blow to the knuckle-usually at the base of the middle finger-can cause a tear in the tendon that straightens the finger. Pain, swelling, and trouble extending the finger are all symptoms of this injury to the tendon.īoutonniere Deformity: An injury to the tendons that straighten the middle joint of your finger can make you finger bend-and make it impossible to straighten. This disease can be particularly troublesome when it affects your hand, fingers, or wrist, as it can limit your ability to do the things you do on a daily basis.īaseball (Mallet) Finger: This injury to the outermost joint of the finger is very common among baseball and basketball players. Arthritis:Chronic pain, swelling, and stiffness in your joints often means that you have arthritis.

Can you move your index finger without moving your thumb