Toby Charles Major, Eszter Sara Arany, Katherine Schon, Magdolna Simo, Veronika Karcagi, Jelle van den Ameele, Patrick Yu Wai Man, Patrick F Chinnery, Catarina Olimpio, Rita Horvath
BACKGROUND: Leber Hereditary Optic Neuropathy (LHON) is the most common inherited mitochondrial disease characterized by bilateral, painless, subacute visual loss with a peak age of onset in the second to third decade. Historically, LHON was thought to be exclusively maternally inherited due to mutations in mitochondrial DNA (mtDNA); however, recent studies have identified an autosomal recessive form of LHON (arLHON) caused by point mutations in the nuclear gene, DNAJC30 . CASE PRESENTATIONS: In this study, we report the cases of three Eastern European individuals presenting with bilateral painless visual loss, one of whom was also exhibiting motor symptoms...
2023: Frontiers in Neurology