An abnormality of the function of the electrical signals with which nerve cells communicate with each other or with muscles as measured by electrophysiological investigations.
Abnormal spinal cord physiology +
Abnormal synaptic transmission +
Abnormality of intracranial pressure +
Abnormality of mental function +
Abnormality of movement +
Abnormality of pineal physiology +
Abnormality of taste sensation +
Abnormality of the sense of smell +
Autonomic-voluntary dissociation of facial movements