Mutations Russell Weller Mar 13, 2023 Changes in the DNA. Synonyms: genetic variant, genetic changeRelated Articles: CHOP Researchers Develop New Clinical Diagnostic Test to Identify Genetic Sources of Mitochondrial DiseaseGlossary: Mitochondrial methionyl-tRNA formyltransferaseGlossary: CarrierGlossary: PathogenicCHOP Researchers Develop New Clinical Diagnostic Test to Identify Genetic Sources of Mitochondrial DiseaseAlternative Meanings: MutationsChanges in the DNA.