LOINC codes
The universal code system for lab observations. Every biomarker on this site is anchored to a LOINC code; a code page says what its parts mean.
By class
435 classes · the 32 with 500 codes or more Microbiology · MICRO 14,888 Chemistry · CHEM 10,855 Drug and toxicology · DRUG/TOX 8,921 Radiology · RAD 7,440 Allergy · ALLERGY 6,024 Challenge tests · CHAL 3,964 Document ontology · DOC.ONTOLOGY 3,759 PhenX measures · PHENX 3,686 Serology · SERO 3,167 Lab orders · LABORDERS.ONTOLOGY 2,546 PROMIS survey · SURVEY.PROMIS 2,463 Hematology and blood count · HEM/BC 2,449 Antibiotic susceptibility · ABXBACT 2,115 Cell markers · CELLMARK 1,746 General health survey · SURVEY.GNHLTH 1,629 Molecular pathology, mutations · MOLPATH.MUT 1,293 Blood bank · BLDBK 1,113 Coagulation · COAG 1,002 CMS survey · SURVEY.CMS 968 History and physical · H&P.HX 901 Pulmonary · PULM 878 PANEL.SURVEY.CMS 866 MDS survey · SURVEY.MDS 864 Cardiac ultrasound · CARD.US 817 Obstetric ultrasound · OB.US 793 Pathology · PATH 707 Molecular pathology · MOLPATH 704 PANEL.PHENX 704 Urinalysis · UA 597 HLA typing · HLA 526 H&P.PX 507 CLIN 502
All codes, by number
109,325 codes · page 455 of 2,187 · by category · by group · panels · answer lists · parts
Capripox virus Ab (qualitative) · Microbiology 22982-3 Capripox virus Ab (qualitative, immunoblot) · Microbiology 22983-1 Capripox virus neutralizing antibody (qualitative, neutralization test) · Microbiology 22984-9 Capripox virus Ab (qualitative) · Microbiology 22985-6 Capripox virus Ag in Specimen (qualitative, immune diffusion (id)) · Microbiology 22986-4 Capripox virus Ag (Tissue, qualitative, immune stain) · Microbiology 22987-2 Capripox virus Ag in Specimen (qualitative, immunoassay) · Microbiology 22988-0 Capripox virus Ag in Specimen (qualitative, immunofluorescence) · Microbiology 22989-8 Capripox virus Ag (Tissue, qualitative, immunoassay) · Microbiology 22990-6 Capripox virus DNA in Specimen (qualitative, rflp) · Microbiology 22991-4 Chlamydophila psittaci in Specimen (qualitative, giemsa stain) · Microbiology 22992-2 Chlamydophila psittaci in Placenta (qualitative, electron microscopy) · Microbiology 22993-0 Chlamydophila psittaci Ab (qualitative, agglutination) · Microbiology 22994-8 Chlamydophila psittaci Ab (qualitative, immune diffusion (id)) · Microbiology 22995-5 Chlamydophila psittaci Ab (qualitative, immunoassay) · Microbiology 22996-3 Chlamydophila psittaci Ag in Specimen (qualitative, immune stain) · Microbiology 22997-1 Chlamydophila psittaci Ag (Tissue, qualitative, immune stain) · Microbiology 22998-9 Chlamydophila psittaci Ag (Stool, qualitative, immune stain) · Microbiology 22999-7 Chlamydophila psittaci Ag in Exudate (qualitative, immune stain) · Microbiology 23000-3 Chlamydophila psittaci DNA in Specimen (qualitative, naa with probe detection) · Microbiology 23001-1 Classical swine fever virus Ab (qualitative, immunoassay) · Microbiology 23002-9 Classical swine fever virus neutralizing antibody (qualitative, neutralization test) · Microbiology 23003-7 Classical swine fever virus Ab (qualitative) · Microbiology 23004-5 Classical swine fever virus Ag (Tissue, qualitative, immunofluorescence) · Microbiology 23005-2 Classical swine fever virus Ag in Specimen (qualitative, immunofluorescence) · Microbiology 23006-0 Classical swine fever virus Ag (Tissue, qualitative, immune stain) · Microbiology 23007-8 Classical swine fever virus RNA in Specimen (qualitative, naa with probe detection) · Microbiology 23008-6 Cowdria ruminantium in Brain (qualitative, giemsa stain) · Microbiology 23009-4 Cowdria ruminantium Ab (qualitative, immunofluorescence) · Microbiology 23010-2 Cowdria ruminantium Ab (qualitative, immunoassay) · Microbiology 23011-0 Cowdria ruminantium Ab (qualitative) · Microbiology 23012-8 Cowdria ruminantium Ab (qualitative, immunoblot) · Microbiology 23013-6 Cowdria ruminantium DNA in Specimen (qualitative, naa with probe detection) · Microbiology 23014-4 Cowdria ruminantium rRNA in Specimen (qualitative, probe) · Microbiology 23015-1 Coxiella burnetii in Placenta (qualitative, light microscopy) · Microbiology 23016-9 Coxiella burnetii Ab (qualitative, complement fixation) · Microbiology 23017-7 Coxiella burnetii Ab (qualitative, immunofluorescence) · Microbiology 23018-5 Coxiella burnetii Ab (qualitative, immunoassay) · Microbiology 23019-3 Coxiella burnetii Ab (qualitative) · Microbiology 23020-1 Coxiella burnetii Ag (Tissue, qualitative, immunoassay) · Microbiology 23021-9 Coxiella burnetii Ag in Placenta (qualitative, immunofluorescence) · Microbiology 23022-7 Coxiella burnetii Ag in Specimen (qualitative, immunofluorescence) · Microbiology 23023-5 Coxiella burnetii DNA in Specimen (qualitative, naa with probe detection) · Microbiology 23024-3 Dermatophilus congolensis in Skin (qualitative, giemsa stain) · Microbiology 23025-0 Dermatophilus congolensis Ab (qualitative) · Microbiology 23026-8 Dermatophilus congolensis Ab (qualitative, immunoassay) · Microbiology 23027-6 Dermatophilus congolensis Ag (Tissue, qualitative, immunofluorescence) · Microbiology 23028-4 Dirofilaria immitis Ag (Blood, qualitative) · Microbiology 23029-2 Duck enteritis virus (Tissue, qualitative, electron microscopy) · Microbiology 23030-0 Duck enteritis virus Ag in Specimen (qualitative, neutralization test) · Microbiology 23031-8