This page is part of the FHIR Specification (v0.4.0: DSTU 2 Draft). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions
Variant allelic state
{ "resourceType": "ExtensionDefinition", "id": "ProfilegeneticsAllelicState", "url": "http://hl7.org/fhir/ProfilegeneticsAllelicState", "name": "Variant allelic state", "publisher": "Mollie Ullman-Cullere", "contact": [ { "telecom": [ { "system": "url", "value": "mullmancullere@partners.org" } ] } ], "description": "The level of occurrence of a single DNA Sequence Variation. Heterozygous:Variation present in one of the two genes of homologous chromosomes, while Homozygous means that it is present in both genes. Hemizygous: Variation exists in the only single copy of a gene in a non-homologous chromosome (i.e. male X and Y chromosome). Hemiplasmic indicates that the DNA Sequence Variation is present in some but not all of the copies of mitochondrial DNA. Homoplasmic: Variation is present in all of the copies of mitochondrial DNA. LOINC Answer List values 53034-5.", "status": "draft", "date": "2014-12-07", "contextType": "resource", "context": [ "Observation" ], "element": [ { "path": "Extension", "short": "Variant allelic state", "definition": "The level of occurrence of a single DNA Sequence Variation. Heterozygous:Variation present in one of the two genes of homologous chromosomes, while Homozygous means that it is present in both genes. Hemizygous: Variation exists in the only single copy of a gene in a non-homologous chromosome (i.e. male X and Y chromosome). Hemiplasmic indicates that the DNA Sequence Variation is present in some but not all of the copies of mitochondrial DNA. Homoplasmic: Variation is present in all of the copies of mitochondrial DNA. LOINC Answer List values 53034-5.", "min": 0, "max": "1", "type": [ { "code": "string" } ] } ] }
Usage note: every effort has been made to ensure that the examples are correct and useful, but they are not a normative part of the specification.