Term Name:	optic atrophy 9
Synonyms:	OPA9
Definition:	An optic atrophy characterized by early childhood onset of decreased visual acuity and pallor of the optic discs, severely reduced visual acuity, paracentral scotoma, red-green dyschromatopsia, and temporal optic atrophy at the fundus that has_material_basis_in homozygous or compound heterozygous mutation in the ACO2 gene on chromosome 22q13.2.
Ontology:	Human Disease [DOID:0111442]   ( DOID:0111442 )