3-methylglutaconic aciduria with deafness, encephalopathy, and Leigh-like syndrome (MONDO_0013875) is any 3-methylglutaconic aciduria in which the cause of the disease is a mutation in the SERAC1 gene. Also known as: 3-methylglutaconic aciduria caused by mutation in SERAC1, 3-methylglutaconic aciduria type 6, 3-methylglutaconic aciduria with deafness-encephalopathy-Leigh-like syndrome, MEGDEL, MEGDEL syndrome, MGCA6, SERAC1 3-methylglutaconic aciduria.