There is no known genetic pathogenesis for<unk> . Recent studies suggest many affected individuals have a family history of related conditions, such as migraines, psychiatric disorders and gastrointestinal disorders. Inheritance is thought to be maternal, a possible genetic mitochondrial inheritance. Adolescents show higher possible mitochondrial inheritance and maternal inheritance than found in adults. Single base-pair and DNA rearrangements in the mitochondrial DNA (mtDNA) have been associated with these traits.
Cyclic vomiting syndrome
Cannabinoid hyperemesis syndrome
Ichthyoallyeinotoxism
Geophagia
Bloom syndrome
Aerophagia
Jamaican vomiting sickness
Mallory–Weiss syndrome