description: This is an equivalent of the string on which the extension is sent, but includes additional markdown (see documentation about [markdown](datatypes.html#markdown). Note that using HTML [xhtml](extension-rendering-xhtml.html) can allow for greater precision of display. package_name: hl7.fhir.r3.core derivation: constraint name: markdown type: Extension elements: extension: {index: 0} url: type: uri pattern: {type: Uri, value: 'http://hl7.org/fhir/StructureDefinition/rendering-markdown'} index: 1 valueMarkdown: {type: markdown, index: 2} package_version: 3.0.2 extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/StructureDefinition/rendering-markdown base: http://hl7.org/fhir/StructureDefinition/Extension version: null