Since median nerve is responsible for feeling and movement of the palm, thumb, index, middle
finger and the thumb side of the
ring finger, these areas may be affected. You have been engaged in repetitive hand and wrist movements, which can trigger the onset. The numbness, tingling and pain over palms, pain can extend to the elbow and interfere with finger movement with weakness of grip. Your physician should check for diabetes, hypothyroidism, as these may be associated.