Mitochondrial neurogastrointestinal encephalopathy (MNGIE) disease is a condition that affects several parts of the body, particularly the digestive system and nervous system.   The major features of MNGIE disease can appear anytime from infancy to adulthood, but signs and symptoms most often begin by age 20.   The medical problems associated with this disorder worsen with time.
Myoneurogastrointestinal encephalopathy syndrome
Johanson-Blizzard syndrome
Pfeiffer syndrome
Morvan's syndrome
Hashimoto's encephalopathy
Central pontine myelinolysis
Encephalitis lethargica
Acute disseminated encephalomyelitis