In addition to the Mitochondrial myopathies, other examples include:*Diabetes mellitus and deafness (DAD)
this combination at an early age can be due to mitochondrial disease
Diabetes mellitus and deafness can be found together for other reasons as well
*Leber's hereditary optic neuropathy (LHON)
*visual loss beginning in young adulthood
*Wolff-Parkinson-White syndrome
*multiple sclerosis-type disease
*Leigh syndrome, subacute sclerosing encephalopathy
after normal development the disease usually begins late in the first year of life, but the onset may occur in adulthood
a rapid decline in function occurs and is marked by seizures, altered states of consciousness, dementia, ventilatory failure
*Neuropathy, ataxia, retinitis pigmentosa, and ptosis (NARP)
progressive symptoms as described in the acronym
dementia
*Myoneurogenic gastrointestinal encephalopathy (MNGIE)
*gastrointestinal pseudo-obstruction
*neuropathy
