Tinel sign is indicative of: (A) Axonal conduction, (B) Diffuse axonal injury, (C) Axon degeneration, (D) Muscle ischaemia
Answer is C. Tinel's sign : It records regeneration of nerve by Tapping on the nerve course from distal to proximal direction, tingling sensation is felt at the sprouting nerve ends till the distal course of the nerve (law of Projection)