WHO Digital Documentation of COVID-19 Certificates (DDCC)
1.0.0 - CI Build International flag

This page is part of the WHO Digital Documentation of COVID-19 Certificates (DDCC) (v1.0.0: releases Draft) based on FHIR (HL7® FHIR® Standard) R4. This is the current published version. For a full list of available versions, see the Directory of published versions

CodeSystem: LOINC codes used in this IG (Experimental)

Official URL: http://loinc.org Version: 1.0.0
Draft as of 2024-10-15 Computable Name: WHODDCCloinc

All LOINC codes from http://loinc.org used in this IG. Provided so the FHIR server can perform expansions.

This Code system is referenced in the content logical definition of the following value sets:

Generated Narrative: CodeSystem WHODDCCloinc

This case-sensitive code system http://loinc.org defines the following codes:

CodeDisplay
LP6464-4 Nucliec acid amplification with probe detection
LP217198-3 Rapid immunoassay
100861-4 Cells.CD4+CD154+/CD4 cells in Blood --after stimulation with SARS-CoV-2 Nucleocapsid peptide
100858-0 Cells.CD4+CD154+/CD4 cells in Blood --after stimulation with SARS-CoV-2 Spike peptide
100862-2 Cells.CD4.Interferon gamma-expressing/CD4 cells in Blood --after stimulation with SARS-CoV-2 Nucleocapsid peptide
100859-8 Cells.CD4.Interferon gamma-expressing/CD4 cells in Blood --after stimulation with SARS-CoV-2 Spike peptide
100863-0 Cells.CD4.Tumor necrosis factor alfa-expressing/CD4 cells in Blood --after stimulation with SARS-CoV-2 Nucleocapsid peptide
100860-6 Cells.CD4.Tumor necrosis factor alfa-expressing/CD4 cells in Blood --after stimulation with SARS-CoV-2 Spike peptide
96766-1 GISAID sequence accession number
95942-9 Influenza virus A and B and SARS-CoV+SARS-CoV-2 (COVID-19) Ag panel - Upper respiratory specimen by Rapid immunoassay
97099-6 Influenza virus A and B and SARS-CoV-2 (COVID-19) Ag panel - Upper respiratory specimen by Rapid immunoassay
95941-1 Influenza virus A and B and SARS-CoV-2 (COVID-19) and Respiratory syncytial virus RNA panel - Respiratory specimen by NAA with probe detection
95380-2 Influenza virus A and B and SARS-CoV-2 (COVID-19) and SARS-related CoV RNA panel - Respiratory specimen by NAA with probe detection
95423-0 Influenza virus A and B and SARS-CoV-2 (COVID-19) identified in Respiratory specimen by NAA with probe detection
95422-2 Influenza virus A and B and SARS-CoV-2 (COVID-19) RNA panel - Respiratory specimen by NAA with probe detection
100345-8 Influenza virus A and B and SARS-CoV-2 (COVID-19) RNA panel - Specimen by NAA with probe detection
98733-9 Percent neutralization by SARS coronavirus 2 spike protein RBD neutralizing antibody in Serum or Plasma by Immunoassay
99771-8 SARS coronavirus 2 spike and nucleocapsid protein stimulated gamma interferon panel - Blood
98846-9 SARS coronavirus 2 stimulated gamma interferon release by Helper (CD4+) T-cells [Units/volume] corrected for background in Blood by Immunoassay
98847-7 SARS coronavirus 2 stimulated gamma interferon release by lymphocytes [Units/volume] corrected for background in Blood by Immunoassay
99774-2 SARS coronavirus 2 stimulated gamma interferon release by T-cells.Nucleocapsid Ag spot count [#] corrected for background in Blood
99773-4 SARS coronavirus 2 stimulated gamma interferon release by T-cells.Spike Ag spot count [#] corrected for background in Blood
95209-3 SARS-CoV+SARS-CoV-2 (COVID-19) Ag [Presence] in Respiratory specimen by Rapid immunoassay
94763-0 SARS-CoV-2 (COVID-19) [Presence] in Specimen by Organism specific culture
94661-6 SARS-CoV-2 (COVID-19) Ab [Interpretation] in Serum or Plasma
95825-6 SARS-CoV-2 (COVID-19) Ab [Presence] in DBS by Immunoassay
98069-8 SARS-CoV-2 (COVID-19) Ab [Presence] in Saliva (oral fluid) by Rapid immunoassay
94762-2 SARS-CoV-2 (COVID-19) Ab [Presence] in Serum or Plasma by Immunoassay
95542-7 SARS-CoV-2 (COVID-19) Ab [Presence] in Serum, Plasma or Blood by Rapid immunoassay
94769-7 SARS-CoV-2 (COVID-19) Ab [Units/volume] in Serum or Plasma by Immunoassay
96118-5 SARS-CoV-2 (COVID-19) Ab panel - DBS by Immunoassay
94504-8 SARS-CoV-2 (COVID-19) Ab panel - Serum or Plasma by Immunoassay
94503-0 SARS-CoV-2 (COVID-19) Ab panel - Serum, Plasma or Blood by Rapid immunoassay
94558-4 SARS-CoV-2 (COVID-19) Ag [Presence] in Respiratory specimen by Rapid immunoassay
96119-3 SARS-CoV-2 (COVID-19) Ag [Presence] in Upper respiratory specimen by Immunoassay
97097-0 SARS-CoV-2 (COVID-19) Ag [Presence] in Upper respiratory specimen by Rapid immunoassay
96094-8 SARS-CoV-2 (COVID-19) and SARS-related CoV RNA panel - Respiratory specimen by NAA with probe detection
98080-5 SARS-CoV-2 (COVID-19) and SARS-related CoV RNA panel - Saliva (oral fluid) by NAA with probe detection
96896-6 SARS-CoV-2 (COVID-19) clade [Type] in Specimen by Molecular genetics method
96764-6 SARS-CoV-2 (COVID-19) E gene [Cycle Threshold #] in Respiratory specimen by NAA with probe detection
96763-8 SARS-CoV-2 (COVID-19) E gene [Presence] in Respiratory specimen by NAA with probe detection
94562-6 SARS-CoV-2 (COVID-19) IgA Ab [Presence] in Serum or Plasma by Immunoassay
94768-9 SARS-CoV-2 (COVID-19) IgA Ab [Presence] in Serum, Plasma or Blood by Rapid immunoassay
95427-1 SARS-CoV-2 (COVID-19) IgA Ab [Titer] in Serum or Plasma by Immunofluorescence
94720-0 SARS-CoV-2 (COVID-19) IgA Ab [Units/volume] in Serum or Plasma by Immunoassay
95125-1 SARS-CoV-2 (COVID-19) IgA+IgM [Presence] in Serum or Plasma by Immunoassay
96742-2 SARS-CoV-2 (COVID-19) IgG Ab [Mass/volume] in Serum or Plasma by Immunoassay
94761-4 SARS-CoV-2 (COVID-19) IgG Ab [Presence] in DBS by Immunoassay
94563-4 SARS-CoV-2 (COVID-19) IgG Ab [Presence] in Serum or Plasma by Immunoassay
94507-1 SARS-CoV-2 (COVID-19) IgG Ab [Presence] in Serum, Plasma or Blood by Rapid immunoassay
95429-7 SARS-CoV-2 (COVID-19) IgG Ab [Titer] in Serum or Plasma by Immunofluorescence
94505-5 SARS-CoV-2 (COVID-19) IgG Ab [Units/volume] in Serum or Plasma by Immunoassay
94547-7 SARS-CoV-2 (COVID-19) IgG+IgM Ab [Presence] in Serum or Plasma by Immunoassay
95416-4 SARS-CoV-2 (COVID-19) IgM Ab [Presence] in DBS by Immunoassay
94564-2 SARS-CoV-2 (COVID-19) IgM Ab [Presence] in Serum or Plasma by Immunoassay
94508-9 SARS-CoV-2 (COVID-19) IgM Ab [Presence] in Serum, Plasma or Blood by Rapid immunoassay
95428-9 SARS-CoV-2 (COVID-19) IgM Ab [Titer] in Serum or Plasma by Immunofluorescence
94506-3 SARS-CoV-2 (COVID-19) IgM Ab [Units/volume] in Serum or Plasma by Immunoassay
96895-8 SARS-CoV-2 (COVID-19) lineage [Identifier] in Specimen by Molecular genetics method
100157-7 SARS-CoV-2 (COVID-19) lineage [Type] in Specimen by Sequencing
96957-6 SARS-CoV-2 (COVID-19) M gene [Presence] in Upper respiratory specimen by NAA with probe detection
95521-1 SARS-CoV-2 (COVID-19) N gene [#/volume] (viral load) in Respiratory specimen by NAA with probe detection
96898-2 SARS-CoV-2 (COVID-19) N gene [Cycle Threshold #] in Oropharyngeal wash by NAA with probe detection
94510-5 SARS-CoV-2 (COVID-19) N gene [Cycle Threshold #] in Specimen by NAA with probe detection
94311-8 SARS-CoV-2 (COVID-19) N gene [Cycle Threshold #] in Specimen by Nucleic acid amplification using CDC primer-probe set N1
94312-6 SARS-CoV-2 (COVID-19) N gene [Cycle Threshold #] in Specimen by Nucleic acid amplification using CDC primer-probe set N2
95522-9 SARS-CoV-2 (COVID-19) N gene [Log #/volume] (viral load) in Respiratory specimen by NAA with probe detection
94760-6 SARS-CoV-2 (COVID-19) N gene [Presence] in Nasopharynx by NAA with probe detection
96986-5 SARS-CoV-2 (COVID-19) N gene [Presence] in Nose by NAA with non-probe detection
95409-9 SARS-CoV-2 (COVID-19) N gene [Presence] in Nose by NAA with probe detection
94533-7 SARS-CoV-2 (COVID-19) N gene [Presence] in Respiratory specimen by NAA with probe detection
94756-4 SARS-CoV-2 (COVID-19) N gene [Presence] in Respiratory specimen by Nucleic acid amplification using CDC primer-probe set N1
94757-2 SARS-CoV-2 (COVID-19) N gene [Presence] in Respiratory specimen by Nucleic acid amplification using CDC primer-probe set N2
95425-5 SARS-CoV-2 (COVID-19) N gene [Presence] in Saliva (oral fluid) by NAA with probe detection
96448-6 SARS-CoV-2 (COVID-19) N gene [Presence] in Saliva (oral fluid) by Nucleic acid amplification using CDC primer-probe set N1
96958-4 SARS-CoV-2 (COVID-19) N gene [Presence] in Saliva (oral fluid) by Nucleic acid amplification using CDC primer-probe set N2
94766-3 SARS-CoV-2 (COVID-19) N gene [Presence] in Serum or Plasma by NAA with probe detection
94316-7 SARS-CoV-2 (COVID-19) N gene [Presence] in Specimen by NAA with probe detection
94307-6 SARS-CoV-2 (COVID-19) N gene [Presence] in Specimen by Nucleic acid amplification using CDC primer-probe set N1
94308-4 SARS-CoV-2 (COVID-19) N gene [Presence] in Specimen by Nucleic acid amplification using CDC primer-probe set N2
99596-9 SARS-CoV-2 (COVID-19) N protein IgG Ab [Presence] in Serum or Plasma by Immunoassay
95411-5 SARS-CoV-2 (COVID-19) neutralizing antibody [Presence] in Serum by pVNT
95410-7 SARS-CoV-2 (COVID-19) neutralizing antibody [Titer] in Serum by pVNT
97098-8 SARS-CoV-2 (COVID-19) Nsp2 gene [Presence] in Upper respiratory specimen by NAA with probe detection
98132-4 SARS-CoV-2 (COVID-19) ORF1a region [Presence] in Respiratory specimen by NAA with probe detection
98494-8 SARS-CoV-2 (COVID-19) ORF1a region [Presence] in Saliva (oral fluid) by NAA with probe detection
96899-0 SARS-CoV-2 (COVID-19) ORF1ab region [Cycle Threshold #] in Oropharyngeal wash by NAA with probe detection
94644-2 SARS-CoV-2 (COVID-19) ORF1ab region [Cycle Threshold #] in Respiratory specimen by NAA with probe detection
94511-3 SARS-CoV-2 (COVID-19) ORF1ab region [Cycle Threshold #] in Specimen by NAA with probe detection
94559-2 SARS-CoV-2 (COVID-19) ORF1ab region [Presence] in Respiratory specimen by NAA with probe detection
95824-9 SARS-CoV-2 (COVID-19) ORF1ab region [Presence] in Saliva (oral fluid) by NAA with probe detection
94639-2 SARS-CoV-2 (COVID-19) ORF1ab region [Presence] in Specimen by NAA with probe detection
97104-4 SARS-CoV-2 (COVID-19) ORF1ab region [Units/volume] (viral load) in Upper respiratory specimen by NAA with probe detection
98131-6 SARS-CoV-2 (COVID-19) ORF1b region [Presence] in Respiratory specimen by NAA with probe detection
98493-0 SARS-CoV-2 (COVID-19) ORF1b region [Presence] in Saliva (oral fluid) by NAA with probe detection
94646-7 SARS-CoV-2 (COVID-19) RdRp gene [Cycle Threshold #] in Respiratory specimen by NAA with probe detection
94645-9 SARS-CoV-2 (COVID-19) RdRp gene [Cycle Threshold #] in Specimen by NAA with probe detection
96120-1 SARS-CoV-2 (COVID-19) RdRp gene [Presence] in Lower respiratory specimen by NAA with probe detection
94534-5 SARS-CoV-2 (COVID-19) RdRp gene [Presence] in Respiratory specimen by NAA with probe detection
96091-4 SARS-CoV-2 (COVID-19) RdRp gene [Presence] in Saliva (oral fluid) by NAA with probe detection
94314-2 SARS-CoV-2 (COVID-19) RdRp gene [Presence] in Specimen by NAA with probe detection
96123-5 SARS-CoV-2 (COVID-19) RdRp gene [Presence] in Upper respiratory specimen by NAA with probe detection
99314-7 SARS-CoV-2 (COVID-19) RdRp gene mutation detected [Identifier] in Specimen by Molecular genetics method
94745-7 SARS-CoV-2 (COVID-19) RNA [Cycle Threshold #] in Respiratory specimen by NAA with probe detection
94746-5 SARS-CoV-2 (COVID-19) RNA [Cycle Threshold #] in Specimen by NAA with probe detection
94819-0 SARS-CoV-2 (COVID-19) RNA [Log #/volume] (viral load) in Specimen by NAA with probe detection
94565-9 SARS-CoV-2 (COVID-19) RNA [Presence] in Nasopharynx by NAA with non-probe detection
94759-8 SARS-CoV-2 (COVID-19) RNA [Presence] in Nasopharynx by NAA with probe detection
95406-5 SARS-CoV-2 (COVID-19) RNA [Presence] in Nose by NAA with probe detection
96797-6 SARS-CoV-2 (COVID-19) RNA [Presence] in Oropharyngeal wash by NAA with probe detection
95608-6 SARS-CoV-2 (COVID-19) RNA [Presence] in Respiratory specimen by NAA with non-probe detection
94500-6 SARS-CoV-2 (COVID-19) RNA [Presence] in Respiratory specimen by NAA with probe detection
95424-8 SARS-CoV-2 (COVID-19) RNA [Presence] in Respiratory specimen by Sequencing
94845-5 SARS-CoV-2 (COVID-19) RNA [Presence] in Saliva (oral fluid) by NAA with probe detection
94822-4 SARS-CoV-2 (COVID-19) RNA [Presence] in Saliva (oral fluid) by Sequencing
94660-8 SARS-CoV-2 (COVID-19) RNA [Presence] in Serum or Plasma by NAA with probe detection
94309-2 SARS-CoV-2 (COVID-19) RNA [Presence] in Specimen by NAA with probe detection
96829-7 SARS-CoV-2 (COVID-19) RNA [Presence] in Specimen from Donor by NAA with probe detection
96897-4 SARS-CoV-2 (COVID-19) RNA panel - Oropharyngeal wash by NAA with probe detection
94531-1 SARS-CoV-2 (COVID-19) RNA panel - Respiratory specimen by NAA with probe detection
95826-4 SARS-CoV-2 (COVID-19) RNA panel - Saliva (oral fluid) by NAA with probe detection
94306-8 SARS-CoV-2 (COVID-19) RNA panel - Specimen by NAA with probe detection
96900-6 SARS-CoV-2 (COVID-19) S gene [Cycle Threshold #] in Oropharyngeal wash by NAA with probe detection
94642-6 SARS-CoV-2 (COVID-19) S gene [Cycle Threshold #] in Respiratory specimen by NAA with probe detection
94643-4 SARS-CoV-2 (COVID-19) S gene [Cycle Threshold #] in Specimen by NAA with probe detection
94640-0 SARS-CoV-2 (COVID-19) S gene [Presence] in Respiratory specimen by NAA with probe detection
95609-4 SARS-CoV-2 (COVID-19) S gene [Presence] in Respiratory specimen by Sequencing
96765-3 SARS-CoV-2 (COVID-19) S gene [Presence] in Saliva (oral fluid) by NAA with probe detection
94767-1 SARS-CoV-2 (COVID-19) S gene [Presence] in Serum or Plasma by NAA with probe detection
94641-8 SARS-CoV-2 (COVID-19) S gene [Presence] in Specimen by NAA with probe detection
96752-1 SARS-CoV-2 (COVID-19) S gene mutation [Presence] in Specimen by Molecular genetics method
96751-3 SARS-CoV-2 (COVID-19) S gene mutation detected [Identifier] in Specimen by Molecular genetics method
99597-7 SARS-CoV-2 (COVID-19) S protein IgG Ab [Presence] in Serum or Plasma by Immunoassay
96603-6 SARS-CoV-2 (COVID-19) S protein RBD neutralizing antibody [Presence] in Serum or Plasma by sVNT
98732-1 SARS-CoV-2 (COVID-19) S protein RBD neutralizing antibody [Titer] in Serum or Plasma by Immunoassay
98734-7 SARS-CoV-2 (COVID-19) S protein RBD neutralizing antibody [Units/volume] in Serum or Plasma by Immunoassay
96894-1 SARS-CoV-2 (COVID-19) sequencing and identification panel - Specimen by Molecular genetics method
95970-0 SARS-CoV-2 (COVID-19) specific TCRB gene rearrangements [Presence] in Blood by Sequencing
100156-9 SARS-CoV-2 (COVID-19) variant [Type] in Specimen by NAA with probe detection
96741-4 SARS-CoV-2 (COVID-19) variant [Type] in Specimen by Sequencing
96755-4 SARS-CoV-2 (COVID-19) variant interpretation in Specimen Narrative
94764-8 SARS-CoV-2 (COVID-19) whole genome [Nucleotide sequence] in Isolate or Specimen by Sequencing
99772-6 SARS-CoV-2 stimulated gamma interferon [Interpretation] in Blood Qualitative
95971-8 SARS-CoV-2 stimulated gamma interferon [Presence] in Blood
95974-2 SARS-CoV-2 stimulated gamma interferon panel - Blood
95972-6 SARS-CoV-2 stimulated gamma interferon release by T-cells [Units/volume] corrected for background in Blood
95973-4 SARS-CoV-2 stimulated gamma interferon release by T-cells [Units/volume] in Blood
94509-7 SARS-related coronavirus E gene [Cycle Threshold #] in Specimen by NAA with probe detection
96121-9 SARS-related coronavirus E gene [Presence] in Lower respiratory specimen by NAA with probe detection
94758-0 SARS-related coronavirus E gene [Presence] in Respiratory specimen by NAA with probe detection
95823-1 SARS-related coronavirus E gene [Presence] in Saliva (oral fluid) by NAA with probe detection
94765-5 SARS-related coronavirus E gene [Presence] in Serum or Plasma by NAA with probe detection
94315-9 SARS-related coronavirus E gene [Presence] in Specimen by NAA with probe detection
96122-7 SARS-related coronavirus E gene [Presence] in Upper respiratory specimen by NAA with probe detection
94313-4 SARS-related coronavirus N gene [Cycle Threshold #] in Specimen by Nucleic acid amplification using CDC primer-probe set N3
94310-0 SARS-related coronavirus N gene [Presence] in Specimen by Nucleic acid amplification using CDC primer-probe set N3
94502-2 SARS-related coronavirus RNA [Presence] in Respiratory specimen by NAA with probe detection
94647-5 SARS-related coronavirus RNA [Presence] in Specimen by NAA with probe detection
94532-9 SARS-related coronavirus+MERS coronavirus RNA [Presence] in Respiratory specimen by NAA with probe detection
98062-3 Sequencing study identifier
100342-5 Volatile Organic Compounds associated with SARS-CoV-2 infection [Presence] in Exhaled gas by Gas chromatography-mass spectrometry
82593-5 Immunization summary report
11369-6 History of Immunization Narrative
30954-2 Relevant diagnostic tests/laboratory data Narrative
30980-7 Date vaccine due