What is carpal tunnel syndrome? Carpal tunnel syndrome (CTS) is a common neurological disorder. It occurs when the median nerve, which runs from your forearm into the palm of the hand, becomes compressed or squeezed at the wrist. Importantly, the median nerve provides feeling to the thumb, index, and middle finger, and part of the ring finger (but not the little finger). Also, it controls some small muscles at the base of the thumb. Sometimes, thickening from the lining of irritated tendons or other swelling narrows the tunnel and compresses the median nerve. For example, a common sign is that you might wake up and feel you need to “shake out” your hand or wrist. What are the symptoms of carpal tunnel syndrome? Usually, carpal tunnel syndrome symptoms start gradually and includes: Tingling or numbness – You may notice tingling and numbness in the fingers or hand. Usually the thumb…
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