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What is A 50-year-old male presented to ohopedic OPD for regular follow up. He was being treated for an injury as marked (dissected specimen) in forearm in A. During examination, Doctor is eliciting the above sign. Patient felt tingling sensation on tapping distal to site of injury. What is the rate of growth of injured structure's stump? and explain in detail?
Tingling sensation on tapping nerve stump is known as Tinel sign. Presence of Tinel sign distal to site of injury indicates nerve stump is regenerating. Nerve stump grows at rate of 1-3 mm/day.