The Cicada Vaccine Forecasting Engine and Guide
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: Lab Evidence of Immunity (LOINC) - JSON Representation

Active as of 2026-09-07

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{
  "resourceType" : "ValueSet",
  "id" : "vaccine-lab-evidence-of-immunity-loinc",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: ValueSet vaccine-lab-evidence-of-immunity-loinc</b></p><a name=\"vaccine-lab-evidence-of-immunity-loinc\"> </a><a name=\"hcvaccine-lab-evidence-of-immunity-loinc\"> </a><ul><li>Include these codes as defined in <a href=\"http://loinc.org\"><code>http://loinc.org</code></a><span title=\"Version is not explicitly stated. No matching Code System found\"> version Not Stated (use latest from terminology server)</span><table class=\"none\"><tr><td style=\"white-space:nowrap\"><b>Code</b></td><td><b>Display</b></td></tr><tr><td><a href=\"https://loinc.org/32018-4/\">32018-4</a></td><td>Hepatitis A virus IgG Ab [Presence] in Serum</td></tr><tr><td><a href=\"https://loinc.org/40724-7/\">40724-7</a></td><td>Hepatitis A virus IgG Ab [Presence] in Serum by Immunoassay</td></tr><tr><td><a href=\"https://loinc.org/22313-1/\">22313-1</a></td><td>Hepatitis A virus IgG Ab [Units/volume] in Serum</td></tr><tr><td><a href=\"https://loinc.org/20575-7/\">20575-7</a></td><td>Hepatitis A virus Ab [Presence] in Serum</td></tr><tr><td><a href=\"https://loinc.org/16935-9/\">16935-9</a></td><td>Hepatitis B virus surface Ab [Units/volume] in Serum</td></tr><tr><td><a href=\"https://loinc.org/22322-2/\">22322-2</a></td><td>Hepatitis B virus surface Ab [Presence] in Serum</td></tr><tr><td><a href=\"https://loinc.org/10900-9/\">10900-9</a></td><td>Hepatitis B virus surface Ab [Presence] in Serum by Immunoassay</td></tr><tr><td><a href=\"https://loinc.org/7962-4/\">7962-4</a></td><td>Measles virus IgG Ab [Units/volume] in Serum</td></tr><tr><td><a href=\"https://loinc.org/20479-2/\">20479-2</a></td><td>Measles virus IgG Ab [Presence] in Serum</td></tr><tr><td><a href=\"https://loinc.org/35275-7/\">35275-7</a></td><td>Measles virus IgG Ab [Presence] in Serum by Immunoassay</td></tr><tr><td><a href=\"https://loinc.org/7966-5/\">7966-5</a></td><td>Mumps virus IgG Ab [Units/volume] in Serum</td></tr><tr><td><a href=\"https://loinc.org/22415-4/\">22415-4</a></td><td>Mumps virus IgG Ab [Presence] in Serum</td></tr><tr><td><a href=\"https://loinc.org/6476-6/\">6476-6</a></td><td>Mumps virus IgG Ab [Presence] in Serum by Immunoassay</td></tr><tr><td><a href=\"https://loinc.org/8014-3/\">8014-3</a></td><td>Rubella virus IgG Ab [Units/volume] in Serum</td></tr><tr><td><a href=\"https://loinc.org/25514-1/\">25514-1</a></td><td>Rubella virus IgG Ab [Presence] in Serum</td></tr><tr><td><a href=\"https://loinc.org/40667-8/\">40667-8</a></td><td>Rubella virus IgG Ab [Presence] in Serum or Plasma by Immunoassay</td></tr><tr><td><a href=\"https://loinc.org/8047-3/\">8047-3</a></td><td>Varicella zoster virus IgG Ab [Units/volume] in Serum</td></tr><tr><td><a href=\"https://loinc.org/19162-7/\">19162-7</a></td><td>Varicella zoster virus IgG Ab [Presence] in Serum</td></tr><tr><td><a href=\"https://loinc.org/15410-4/\">15410-4</a></td><td>Varicella zoster virus IgG Ab [Presence] in Serum by Immunoassay</td></tr></table></li></ul></div>"
  },
  "url" : "http://fhirfli.dev/fhir/ig/cicada/ValueSet/vaccine-lab-evidence-of-immunity-loinc",
  "version" : "0.1.0",
  "name" : "VaccineLabEvidenceOfImmunityLoinc",
  "title" : "Lab Evidence of Immunity (LOINC)",
  "status" : "active",
  "experimental" : false,
  "date" : "2026-09-07T19:51:55-04:00",
  "publisher" : "FHIR-FLI",
  "contact" : [
    {
      "name" : "FHIR-FLI",
      "telecom" : [
        {
          "system" : "url",
          "value" : "http://fhirfli.dev"
        }
      ]
    }
  ],
  "description" : "LOINC codes for laboratory tests that provide evidence of immunity, mapped to CDSi observation codes for immunization decision support. Serum IgG in every case, plus total antibody for hepatitis A, which is what evidence of immunity means for these antigens; IgM, cerebrospinal fluid and avidity codes are deliberately excluded.",
  "compose" : {
    "include" : [
      {
        "system" : "http://loinc.org",
        "concept" : [
          {
            "code" : "32018-4",
            "display" : "Hepatitis A virus IgG Ab [Presence] in Serum"
          },
          {
            "code" : "40724-7",
            "display" : "Hepatitis A virus IgG Ab [Presence] in Serum by Immunoassay"
          },
          {
            "code" : "22313-1",
            "display" : "Hepatitis A virus IgG Ab [Units/volume] in Serum"
          },
          {
            "code" : "20575-7",
            "display" : "Hepatitis A virus Ab [Presence] in Serum"
          },
          {
            "code" : "16935-9",
            "display" : "Hepatitis B virus surface Ab [Units/volume] in Serum"
          },
          {
            "code" : "22322-2",
            "display" : "Hepatitis B virus surface Ab [Presence] in Serum"
          },
          {
            "code" : "10900-9",
            "display" : "Hepatitis B virus surface Ab [Presence] in Serum by Immunoassay"
          },
          {
            "code" : "7962-4",
            "display" : "Measles virus IgG Ab [Units/volume] in Serum"
          },
          {
            "code" : "20479-2",
            "display" : "Measles virus IgG Ab [Presence] in Serum"
          },
          {
            "code" : "35275-7",
            "display" : "Measles virus IgG Ab [Presence] in Serum by Immunoassay"
          },
          {
            "code" : "7966-5",
            "display" : "Mumps virus IgG Ab [Units/volume] in Serum"
          },
          {
            "code" : "22415-4",
            "display" : "Mumps virus IgG Ab [Presence] in Serum"
          },
          {
            "code" : "6476-6",
            "display" : "Mumps virus IgG Ab [Presence] in Serum by Immunoassay"
          },
          {
            "code" : "8014-3",
            "display" : "Rubella virus IgG Ab [Units/volume] in Serum"
          },
          {
            "code" : "25514-1",
            "display" : "Rubella virus IgG Ab [Presence] in Serum"
          },
          {
            "code" : "40667-8",
            "display" : "Rubella virus IgG Ab [Presence] in Serum or Plasma by Immunoassay"
          },
          {
            "code" : "8047-3",
            "display" : "Varicella zoster virus IgG Ab [Units/volume] in Serum"
          },
          {
            "code" : "19162-7",
            "display" : "Varicella zoster virus IgG Ab [Presence] in Serum"
          },
          {
            "code" : "15410-4",
            "display" : "Varicella zoster virus IgG Ab [Presence] in Serum by Immunoassay"
          }
        ]
      }
    ]
  }
}