Source:http://linkedlifedata.com/resource/umls/id/C0013363
NCI: An acute or chronic disorder, affecting the sympathetic or parasympathetic nervous system. It can be primary, the result of central nervous system degeneration, or secondary due to diabetes or alcoholism. Patients with the chronic form of this disorder usually have a progressive clinical course and a poor prognosis.,MSH: Disorders of the AUTONOMIC NERVOUS SYSTEM occurring as a primary condition. Manifestations can involve any or all body systems but commonly affect the BLOOD PRESSURE and HEART RATE.