Atrius India Core FHIR Implementation Guide
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: Atrius stand-in for LOINC answers missing from HTS 2.82

Active as of 2026-09-21

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{
  "resourceType" : "CodeSystem",
  "id" : "atrius-in-loinc-answers",
  "language" : "en",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: CodeSystem atrius-in-loinc-answers</b></p><a name=\"atrius-in-loinc-answers\"> </a><a name=\"hcatrius-in-loinc-answers\"> </a><p>This case-sensitive code system <code>https://atrius.in/fhir/r4/atrius-in/CodeSystem/atrius-in-loinc-answers</code> defines the following codes:</p><table class=\"codes\"><tr><td style=\"white-space:nowrap\"><b>Code</b></td><td><b>Display</b></td></tr><tr><td style=\"white-space:nowrap\">LA27538-0<a name=\"atrius-in-loinc-answers-LA27538-0\"> </a></td><td>At risk for malnutrition</td></tr><tr><td style=\"white-space:nowrap\">LA33699-2<a name=\"atrius-in-loinc-answers-LA33699-2\"> </a></td><td>Not at risk for malnutrition</td></tr><tr><td style=\"white-space:nowrap\">LA33704-0<a name=\"atrius-in-loinc-answers-LA33704-0\"> </a></td><td>Moderately malnourished</td></tr><tr><td style=\"white-space:nowrap\">LA33705-7<a name=\"atrius-in-loinc-answers-LA33705-7\"> </a></td><td>Severely malnourished</td></tr><tr><td style=\"white-space:nowrap\">LA18643-9<a name=\"atrius-in-loinc-answers-LA18643-9\"> </a></td><td>No apparent retinopathy</td></tr><tr><td style=\"white-space:nowrap\">LA18644-7<a name=\"atrius-in-loinc-answers-LA18644-7\"> </a></td><td>Mild non-proliferative retinopathy</td></tr><tr><td style=\"white-space:nowrap\">LA18645-4<a name=\"atrius-in-loinc-answers-LA18645-4\"> </a></td><td>Moderate non-proliferative retinopathy</td></tr><tr><td style=\"white-space:nowrap\">LA18646-2<a name=\"atrius-in-loinc-answers-LA18646-2\"> </a></td><td>Severe non-proliferative retinopathy</td></tr><tr><td style=\"white-space:nowrap\">LA18648-8<a name=\"atrius-in-loinc-answers-LA18648-8\"> </a></td><td>Proliferative retinopathy</td></tr><tr><td style=\"white-space:nowrap\">LA34398-0<a name=\"atrius-in-loinc-answers-LA34398-0\"> </a></td><td>ETDRS Level 20 or lower, without macular edema</td></tr><tr><td style=\"white-space:nowrap\">LA34399-8<a name=\"atrius-in-loinc-answers-LA34399-8\"> </a></td><td>ETDRS Level 35 or higher, with or without macular edema</td></tr></table></div>"
  },
  "url" : "https://atrius.in/fhir/r4/atrius-in/CodeSystem/atrius-in-loinc-answers",
  "identifier" : [
    {
      "system" : "urn:ietf:rfc:3986",
      "value" : "urn:oid:1.3.6.1.4.1.66219.1.16.52"
    }
  ],
  "version" : "0.1.0",
  "name" : "AtriusLoincAnswers",
  "title" : "Atrius stand-in for LOINC answers missing from HTS 2.82",
  "status" : "active",
  "experimental" : false,
  "date" : "2026-09-21T19:22:21+05:30",
  "publisher" : "Atrius",
  "contact" : [
    {
      "name" : "Atrius",
      "telecom" : [
        {
          "system" : "url",
          "value" : "https://atrius.in"
        }
      ]
    }
  ],
  "description" : "Official LOINC answer codes used by CMS986 malnutrition screening and CMS131 diabetic-retinopathy / autonomous-eye-exam ValueSets. Local HTS LOINC 2.82 does not import LA* answers, so these codes are authored here for IG validation and CQL membership. Codes and displays match LOINC. Revert ValueSet compose to http://loinc.org when HTS loads answers.",
  "caseSensitive" : true,
  "content" : "complete",
  "count" : 11,
  "concept" : [
    {
      "code" : "LA27538-0",
      "display" : "At risk for malnutrition"
    },
    {
      "code" : "LA33699-2",
      "display" : "Not at risk for malnutrition"
    },
    {
      "code" : "LA33704-0",
      "display" : "Moderately malnourished"
    },
    {
      "code" : "LA33705-7",
      "display" : "Severely malnourished"
    },
    {
      "code" : "LA18643-9",
      "display" : "No apparent retinopathy"
    },
    {
      "code" : "LA18644-7",
      "display" : "Mild non-proliferative retinopathy"
    },
    {
      "code" : "LA18645-4",
      "display" : "Moderate non-proliferative retinopathy"
    },
    {
      "code" : "LA18646-2",
      "display" : "Severe non-proliferative retinopathy"
    },
    {
      "code" : "LA18648-8",
      "display" : "Proliferative retinopathy"
    },
    {
      "code" : "LA34398-0",
      "display" : "ETDRS Level 20 or lower, without macular edema"
    },
    {
      "code" : "LA34399-8",
      "display" : "ETDRS Level 35 or higher, with or without macular edema"
    }
  ]
}