<?xml version="1.0" encoding="UTF-8"?><CodeSystem xmlns="http://hl7.org/fhir"><id value="imagingselection-3dgraphictype"/><meta><lastUpdated value="2026-04-04T07:06:10.198+11:00"/></meta><text><status value="generated"/><div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: CodeSystem imagingselection-3dgraphictype</b></p><a name="imagingselection-3dgraphictype"> </a><a name="hcimagingselection-3dgraphictype"> </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/imagingselection-3dgraphictype</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">point<a name="imagingselection-3dgraphictype-point"> </a></td><td>POINT</td><td>A single location denoted by a single (x,y,z) triplet.</td></tr><tr><td style="white-space:nowrap">multipoint<a name="imagingselection-3dgraphictype-multipoint"> </a></td><td>MULTIPOINT</td><td>multiple locations each denoted by an (x,y,z) triplet; the points need not be coplanar.</td></tr><tr><td style="white-space:nowrap">polyline<a name="imagingselection-3dgraphictype-polyline"> </a></td><td>POLYLINE</td><td>a series of connected line segments with ordered vertices denoted by (x,y,z) triplets; the points need not be coplanar.</td></tr><tr><td style="white-space:nowrap">polygon<a name="imagingselection-3dgraphictype-polygon"> </a></td><td>POLYGON</td><td>a series of connected line segments with ordered vertices denoted by (x,y,z) triplets, where the first and last vertices shall be the same forming a polygon; the points shall be coplanar.</td></tr><tr><td style="white-space:nowrap">ellipse<a name="imagingselection-3dgraphictype-ellipse"> </a></td><td>ELLIPSE</td><td>an ellipse defined by four (x,y,z) triplets, the first two triplets specifying the endpoints of the major axis and the second two triplets specifying the endpoints of the minor axis.</td></tr><tr><td style="white-space:nowrap">ellipsoid<a name="imagingselection-3dgraphictype-ellipsoid"> </a></td><td>ELLIPSOID</td><td>a three-dimensional geometric surface whose plane sections are either ellipses or circles and contains three intersecting orthogonal axes, &quot;a&quot;, &quot;b&quot;, and &quot;c&quot;; the ellipsoid is defined by six (x,y,z) triplets, the first and second triplets specifying the endpoints of axis &quot;a&quot;, the third and fourth triplets specifying the endpoints of axis &quot;b&quot;, and the fifth and sixth triplets specifying the endpoints of axis &quot;c&quot;.</td></tr></table></div></text><extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg"><valueCode value="ii"/></extension><extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status"><valueCode value="normative"/></extension><extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm"><valueInteger value="6"/></extension><url value="http://hl7.org/fhir/imagingselection-3dgraphictype"/><identifier><system value="urn:ietf:rfc:3986"/><value value="urn:oid:2.16.840.1.113883.4.642.4.1983"/></identifier><version value="6.0.0-ballot4"/><name value="ImagingSelection3DGraphicType"/><title value="Imaging Selection 3D Graphic Type"/><status value="active"/><experimental value="false"/><date value="2024-12-30"/><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="The type of coordinates describing an image region."/><jurisdiction><coding><system value="http://unstats.un.org/unsd/methods/m49/m49.htm"/><code value="001"/><display value="World"/></coding></jurisdiction><caseSensitive value="true"/><valueSet value="http://hl7.org/fhir/ValueSet/imagingselection-3dgraphictype"/><content value="complete"/><concept><code value="point"/><display value="POINT"/><definition value="A single location denoted by a single (x,y,z) triplet."/></concept><concept><code value="multipoint"/><display value="MULTIPOINT"/><definition value="multiple locations each denoted by an (x,y,z) triplet; the points need not be coplanar."/></concept><concept><code value="polyline"/><display value="POLYLINE"/><definition value="a series of connected line segments with ordered vertices denoted by (x,y,z) triplets; the points need not be coplanar."/></concept><concept><code value="polygon"/><display value="POLYGON"/><definition value="a series of connected line segments with ordered vertices denoted by (x,y,z) triplets, where the first and last vertices shall be the same forming a polygon; the points shall be coplanar."/></concept><concept><code value="ellipse"/><display value="ELLIPSE"/><definition value="an ellipse defined by four (x,y,z) triplets, the first two triplets specifying the endpoints of the major axis and the second two triplets specifying the endpoints of the minor axis."/></concept><concept><code value="ellipsoid"/><display value="ELLIPSOID"/><definition value="a three-dimensional geometric surface whose plane sections are either ellipses or circles and contains three intersecting orthogonal axes, &quot;a&quot;, &quot;b&quot;, and &quot;c&quot;; the ellipsoid is defined by six (x,y,z) triplets, the first and second triplets specifying the endpoints of axis &quot;a&quot;, the third and fourth triplets specifying the endpoints of axis &quot;b&quot;, and the fifth and sixth triplets specifying the endpoints of axis &quot;c&quot;."/></concept></CodeSystem>