![]() The problem progressed to having numbness and tingling in her right wrist and fingers, and went on to include her left hand and forearm. At first she was able to manage the pain by taking painkillers. Ursula’s problem began gradually, with some pain in her right wrist and palm triggered by repetitive hand motions such as using the computer keyboard. For example if the numbness or tingling occurs in the ring or small fingers the problem is with the ulnar nerve, while the thumb, and index and middle fingers are governed by the median nerve – this is the affected nerve in carpal tunnel syndrome. Knowing which nerve supplies which area can be helpful in getting to the root of the problem. There are dozens of nerves, each supplying different areas of the body. One common cause of numbness is a problem with a peripheral nerve. In addition, numbness and loss of sensation can lead to increased chances of accident and injury. Side-effects of medications or radiation exposure.Complications from shingles (herpes zoster) infection.Nerve toxicity caused by consumption of alcohol and tobacco or exposure to lead.Nutritional problems such as abnormal levels of calcium, potassium, or sodium in the body, and vitamin B12 deficiency.Pressure on the peripheral nerve, due to enlarged blood vessels, infection, or tumours.Pressure on spinal nerves (i.e., herniated disc).Injury to a certain nerve causing numbness to body parts connected with that nerve channel.There are too many possible causes of numbness to cover in this article. ![]()
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