Nerve Conduction Study (NCS) is a medical diagnostic test commonly used to evaluate the function, especially the ability of electrical conduction, of the motor and sensory nerves of the human body.We are using the machine named RMS Salus 4C – for Nerve Conduction Studies (NCS Test). Available other tests are Visual Evoked Potential (VEP),Brainstem Auditory evoked Potential (BAEP), Blink reflex testing and Repetitive nerve stimulation(RNS).