{"abstract":false,"baseDefinition":"http://hl7.org/fhir/StructureDefinition/Extension","contact":[{"telecom":[{"system":"url","value":"http://www.hl7.org/Special/committees/clingenomics"}]}],"context":[{"expression":"Observation","type":"element"}],"date":"2016-03-14","derivation":"constraint","description":"The material on this page will be removed in a future release. This content is deprecated and SHOULD NOT be used. Implementers are instead directed to the ([Genomics Reporting Implementation Guide](http://hl7.org/fhir/uv/genomics-reporting/index.html)) for guidance. A region (or regions) that includes all of the sequence elements necessary to encode a functional transcript. A gene may include regulatory regions, transcribed regions and/or other functional sequence regions ([SO:0000704](http://www.sequenceontology.org/browser/current_svn/term/SO:0000704)). This element is the official gene symbol approved by the HGNC, which is a short abbreviated form of the gene name ([HGNC](http://www.genenames.org)). LOINC Code: ([48018-6](http://loinc.org/48018-6)).","differential":{"element":[{"comment":"Other systems or genes not defined in HGNC (e.g., BCR-ABL fusion gene) can be added by using a local extension.","definition":"A region (or regions) that includes all of the sequence elements necessary to encode a functional transcript. A gene may include regulatory regions, transcribed regions and/or other functional sequence regions ([SO:0000704](http://www.sequenceontology.org/browser/current_svn/term/SO:0000704)). This element is the official gene symbol approved by the HGNC, which is a short abbreviated form of the gene name ([HGNC](http://www.genenames.org)). LOINC Code: ([48018-6](http://loinc.org/48018-6)).","id":"Extension","max":"1","min":0,"path":"Extension","short":"HGNC gene symbol"},{"id":"Extension.extension","max":"0","path":"Extension.extension"},{"fixedUri":"http://hl7.org/fhir/StructureDefinition/observation-geneticsGene","id":"Extension.url","path":"Extension.url"},{"binding":{"description":"Gene Identifiers Reference","extension":[{"url":"http://hl7.org/fhir/build/StructureDefinition/definition","valueString":"International curated set of gene identifiers."},{"url":"http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName","valueString":"HGNC-geneIdentifiers"}],"strength":"preferred","valueSet":"http://hl7.org/fhir/ValueSet/genenames"},"id":"Extension.value[x]","min":1,"path":"Extension.value[x]","type":[{"code":"CodeableConcept"}]}]},"experimental":false,"extension":[{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-wg","valueCode":"oo"},{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm","valueInteger":1}],"fhirVersion":"4.3.0","id":"observation-geneticsGene","kind":"complex-type","mapping":[{"identity":"rim","name":"RIM Mapping","uri":"http://hl7.org/v3"}],"name":"Gene","publisher":"Health Level Seven International (Clinical Genomics)","resourceType":"StructureDefinition","snapshot":{"element":[{"base":{"max":"*","min":0,"path":"Extension"},"comment":"Other systems or genes not defined in HGNC (e.g., BCR-ABL fusion gene) can be added by using a local extension.","condition":["ele-1"],"constraint":[{"expression":"hasValue() or (children().count() > id.count()) or $this is Parameters","human":"All FHIR elements must have a @value or children unless an empty Parameters resource","key":"ele-1","severity":"error","source":"http://hl7.org/fhir/StructureDefinition/Element","xpath":"@value|f:*|h:div|self::f:Parameters"},{"expression":"extension.exists() != value.exists()","human":"Must have either extensions or value[x], not both","key":"ext-1","severity":"error","source":"http://hl7.org/fhir/StructureDefinition/Extension","xpath":"exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"}],"definition":"A region (or regions) that includes all of the sequence elements necessary to encode a functional transcript. A gene may include regulatory regions, transcribed regions and/or other functional sequence regions ([SO:0000704](http://www.sequenceontology.org/browser/current_svn/term/SO:0000704)). This element is the official gene symbol approved by the HGNC, which is a short abbreviated form of the gene name ([HGNC](http://www.genenames.org)). LOINC Code: ([48018-6](http://loinc.org/48018-6)).","id":"Extension","isModifier":false,"max":"1","min":0,"path":"Extension","short":"HGNC gene symbol"},{"base":{"max":"1","min":0,"path":"Element.id"},"definition":"Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.","id":"Extension.id","isModifier":false,"isSummary":false,"mapping":[{"identity":"rim","map":"n/a"}],"max":"1","min":0,"path":"Extension.id","representation":["xmlAttr"],"short":"Unique id for inter-element referencing","type":[{"code":"http://hl7.org/fhirpath/System.String","extension":[{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type","valueUrl":"id"}]}]},{"base":{"max":"*","min":0,"path":"Element.extension"},"constraint":[{"expression":"hasValue() or (children().count() > id.count())","human":"All FHIR elements must have a @value or children","key":"ele-1","severity":"error","source":"http://hl7.org/fhir/StructureDefinition/Element","xpath":"@value|f:*|h:div"},{"expression":"extension.exists() != value.exists()","human":"Must have either extensions or value[x], not both","key":"ext-1","severity":"error","source":"http://hl7.org/fhir/StructureDefinition/Extension","xpath":"exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])"}],"definition":"An Extension","id":"Extension.extension","isModifier":false,"isSummary":false,"max":"0","min":0,"path":"Extension.extension","short":"Extension","slicing":{"description":"Extensions are always sliced by (at least) url","discriminator":[{"path":"url","type":"value"}],"rules":"open"},"type":[{"code":"Extension"}]},{"base":{"max":"1","min":1,"path":"Extension.url"},"comment":"The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.","definition":"Source of the definition for the extension code - a logical name or a URL.","fixedUri":"http://hl7.org/fhir/StructureDefinition/observation-geneticsGene","id":"Extension.url","isModifier":false,"isSummary":false,"mapping":[{"identity":"rim","map":"N/A"}],"max":"1","min":1,"path":"Extension.url","representation":["xmlAttr"],"short":"identifies the meaning of the extension","type":[{"code":"http://hl7.org/fhirpath/System.String","extension":[{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type","valueUrl":"uri"}]}]},{"base":{"max":"1","min":0,"path":"Extension.value[x]"},"binding":{"description":"Gene Identifiers Reference","extension":[{"url":"http://hl7.org/fhir/build/StructureDefinition/definition","valueString":"International curated set of gene identifiers."},{"url":"http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName","valueString":"HGNC-geneIdentifiers"}],"strength":"preferred","valueSet":"http://hl7.org/fhir/ValueSet/genenames"},"constraint":[{"expression":"hasValue() or (children().count() > id.count())","human":"All FHIR elements must have a @value or children","key":"ele-1","severity":"error","source":"http://hl7.org/fhir/StructureDefinition/Element","xpath":"@value|f:*|h:div"}],"definition":"Value of extension - must be one of a constrained set of the data types (see [Extensibility](extensibility.html) for a list).","id":"Extension.value[x]","isModifier":false,"isSummary":false,"mapping":[{"identity":"rim","map":"N/A"}],"max":"1","min":1,"path":"Extension.value[x]","short":"Value of extension","type":[{"code":"CodeableConcept"}]}]},"status":"draft","type":"Extension","url":"http://hl7.org/fhir/StructureDefinition/observation-geneticsGene","version":"4.3.0"}