By Steve Bressert, Ph.D. Narcissistic Personality Disorder is a disorder that is characterized by a long-standing pattern of grandiosity (either in fantasy or actual behavior), an overwhelming need for admiration, and usually a complete lack of empathy toward others.
Idiopathic sensory-motor polyneuropathy is an illness where sensory and motor nerves of the peripheral nervous system are affected and no obvious underlying etiology is found. In many respects, the symptoms are very similar to diabetic polyneuropathy.
1. The electrodiagnosis of peripheral neuropathy is often based on nerve conduction studies (NCS) of the distal sensory nerves of the lower limbs. 1 This is supported by the preponderance of early pathology in the most distal portions of sensory nerves. 1 Sural and dorsal sural 4 NCS have been used for this purpose.