<?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>