mitochondrial neurogastrointestinal encephalomyopathy (Monarch Disease Ontology id MONDO_0017575) is a syndrome characterized by the association of gastrointestinal dysmotility, peripheral neuropathy, chronic progressive external ophthalmoplegia and leukoencephalopathy. Also known as: MNGIE, Mitochondrial Neurogastrointestinal Encephalopathy, Mitochondrial neurogastrointestinal encephalopathy, mitochondrial Neurogastrointestingal encephalopathy.