Monarch Disease Ontology term MONDO_0014864 (hypermanganesemia with dystonia 2) is any hypermanganesemia with dystonia in which the cause of the disease is a mutation in the SLC39A14 gene. Also known as: HMNDYT2, SLC39A14 hypermanganesemia with dystonia, hypermanganesemia with dystonia 2; HMNDYT2, hypermanganesemia with dystonia caused by mutation in SLC39A14, hypermanganesemia with dystonia type 2.