<?xml version="1.0" encoding="UTF-8"?><CodeSystem xmlns="http://hl7.org/fhir"><id value="bodystructure-origin"/><meta><lastUpdated value="2026-06-19T13:42:33.392+11:00"/></meta><text><status value="generated"/><div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: CodeSystem bodystructure-origin</b></p><a name="bodystructure-origin"> </a><a name="hcbodystructure-origin"> </a><div style="display: inline-block; background-color: #d9e0e7; padding: 6px; margin: 4px; border: 1px solid #8da1b4; border-radius: 5px; line-height: 60%"><p style="margin-bottom: 0px">Last updated: 2021-01-05T10:01:24.148+11:00</p></div><p>This case-sensitive code system <code>http://hl7.org/fhir/bodystructure-origin</code> defines the following codes:</p><table class="codes"><tr><td style="white-space:nowrap"><b>Code</b></td><td><b>Display</b></td><td><b>Definition</b></td></tr><tr><td style="white-space:nowrap">autologous<a name="bodystructure-origin-autologous"> </a></td><td>Autologous</td><td>Tissue, cells, or biological substances taken from the same individual.</td></tr><tr><td style="white-space:nowrap">non-autologous<a name="bodystructure-origin-non-autologous"> </a></td><td>Non-autologous</td><td>Tissue, cells, or materials that are not taken from the same individual; they may come from a donor or be artificially created.</td></tr><tr><td style="white-space:nowrap">homologous<a name="bodystructure-origin-homologous"> </a></td><td>Homologous</td><td>Tissue or cells taken from a donor of the same species.</td></tr><tr><td style="white-space:nowrap">allogeneic<a name="bodystructure-origin-allogeneic"> </a></td><td>Allogeneic</td><td>Tissue or cells from another genetically different individual of the same species.</td></tr><tr><td style="white-space:nowrap">syngeneic<a name="bodystructure-origin-syngeneic"> </a></td><td>Syngeneic</td><td>Tissue or cells taken from a genetically identical individual, such as an identical twin.</td></tr><tr><td style="white-space:nowrap">heterologous<a name="bodystructure-origin-heterologous"> </a></td><td>Heterologous</td><td>Tissue, cells, or materials from a genetically dissimilar source, commonly from a different species.</td></tr><tr><td style="white-space:nowrap">zooplastic<a name="bodystructure-origin-zooplastic"> </a></td><td>Zooplastic</td><td>Tissue or graft material taken from a non-human animal species.</td></tr><tr><td style="white-space:nowrap">synthetic<a name="bodystructure-origin-synthetic"> </a></td><td>Synthetic</td><td>Materials created through chemical or other artificial processes rather than derived from living organisms.</td></tr><tr><td style="white-space:nowrap">mixed-source<a name="bodystructure-origin-mixed-source"> </a></td><td>Mixed Source</td><td>A graft, transplant, or product that combines the patient's own biological materials with donor, animal, or synthetic sources.</td></tr></table></div></text><extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg"><valueCode value="oo"/></extension><extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status"><valueCode value="informative"/></extension><extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm"><valueInteger value="0"/></extension><url value="http://hl7.org/fhir/bodystructure-origin"/><version value="6.0.0-ballot4"/><name value="BodyStructureOrigin"/><title value="Body Structure Origin Codes"/><status value="active"/><experimental value="true"/><date value="2021-01-05T10:01:24+11:00"/><publisher value="HL7 (FHIR Project)"/><contact><telecom><system value="url"/><value value="http://hl7.org/fhir"/></telecom><telecom><system value="email"/><value value="fhir@lists.hl7.org"/></telecom></contact><description value="Codes describing the origin of an included body structure."/><jurisdiction><coding><system value="http://unstats.un.org/unsd/methods/m49/m49.htm"/><code value="001"/><display value="World"/></coding></jurisdiction><caseSensitive value="true"/><content value="complete"/><concept><code value="autologous"/><display value="Autologous"/><definition value="Tissue, cells, or biological substances taken from the same individual."/></concept><concept><code value="non-autologous"/><display value="Non-autologous"/><definition value="Tissue, cells, or materials that are not taken from the same individual; they may come from a donor or be artificially created."/></concept><concept><code value="homologous"/><display value="Homologous"/><definition value="Tissue or cells taken from a donor of the same species."/></concept><concept><code value="allogeneic"/><display value="Allogeneic"/><definition value="Tissue or cells from another genetically different individual of the same species."/></concept><concept><code value="syngeneic"/><display value="Syngeneic"/><definition value="Tissue or cells taken from a genetically identical individual, such as an identical twin."/></concept><concept><code value="heterologous"/><display value="Heterologous"/><definition value="Tissue, cells, or materials from a genetically dissimilar source, commonly from a different species."/></concept><concept><code value="zooplastic"/><display value="Zooplastic"/><definition value="Tissue or graft material taken from a non-human animal species."/></concept><concept><code value="synthetic"/><display value="Synthetic"/><definition value="Materials created through chemical or other artificial processes rather than derived from living organisms."/></concept><concept><code value="mixed-source"/><display value="Mixed Source"/><definition value="A graft, transplant, or product that combines the patient's own biological materials with donor, animal, or synthetic sources."/></concept></CodeSystem>