A pole vaulter had a fall during pole vaulting and had paralysis of the arm . Which of the following investigations gives the best recovery prognosis -: (A) Electromyography, (B) Muscle biopsy, (C) Strength Duration Curve, (D) Creatime phosphokinase levels
Answer is A. "The electrodiagnostic tests include EMG, nerve conduction study, somatosensory-evoked potential, percutaneous electric stimulation etc. EMG (electromyography) is by far the most reliable and effective test which successfully identifies the roots, involved".  ____Ebnezar