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 456 of 2,187 · by category · by group · panels · answer lists · parts
Duck enteritis virus Ag in Specimen (qualitative, agglutination) · Microbiology 23032-6 Duck hepatitis virus 1 neutralizing antibody (qualitative, neutralization test) · Microbiology 23033-4 Duck hepatitis virus 1 Ab (qualitative) · Microbiology 23034-2 Duck hepatitis virus 1 Ag in Specimen (qualitative, neutralization test) · Microbiology 23035-9 Duck hepatitis virus 2 Ab (qualitative) · Microbiology 23036-7 Duck hepatitis virus 2 neutralizing antibody (qualitative, neutralization test) · Microbiology 23037-5 Duck hepatitis virus 2 Ag in Specimen (qualitative, neutralization test) · Microbiology 23038-3 Duck hepatitis virus 3 Ab (qualitative) · Microbiology 23039-1 Duck hepatitis virus 3 neutralizing antibody (qualitative, neutralization test) · Microbiology 23040-9 Duck hepatitis virus 3 Ag in Specimen (qualitative, immunofluorescence) · Microbiology 23041-7 Eastern equine encephalitis virus Ab (hemagglutination inhibition) · Microbiology 23042-5 Eastern equine encephalitis virus Ab (qualitative, agglutination) · Microbiology 23043-3 Eastern equine encephalitis virus neutralizing antibody (qualitative, neutralization test) · Microbiology 23044-1 Eastern equine encephalitis virus IgM Ab (qualitative, immunoassay) · Microbiology 23045-8 Eastern equine encephalitis virus IgM Ab (qualitative) · Microbiology 23046-6 Eastern equine encephalitis virus Ag in Brain (qualitative, complement fixation) · Microbiology 23047-4 Eastern equine encephalitis virus Ag in Specimen (qualitative, immunofluorescence) · Microbiology 23048-2 Eastern equine encephalitis virus Ag in Specimen (qualitative, complement fixation) · Microbiology 23049-0 Eastern equine encephalitis virus Ag in Specimen (qualitative, neutralization test) · Microbiology 23050-8 Eastern equine encephalitis virus RNA (Tissue, qualitative, naa with probe detection) · Microbiology 23051-6 Eastern equine encephalitis virus RNA (Tissue, qualitative, probe) · Microbiology 23052-4 Echinococcus sp Ag (Stool, qualitative, immunoassay) · Microbiology 23053-2 Ehrlichia canis Ab (qualitative, immunofluorescence) · Microbiology 23054-0 Ehrlichia risticii Ab (qualitative, immunofluorescence) · Microbiology 23055-7 Ehrlichia risticii Ab (qualitative) · Microbiology 23056-5 Ephemeral fever virus neutralizing antibody (qualitative, neutralization test) · Microbiology 23057-3 Ephemeral fever virus Ab (qualitative) · Microbiology 23058-1 Epizootic hemorrhagic disease virus Ab (qualitative, immunoassay) · Microbiology 23059-9 Epizootic hemorrhagic disease virus Ab (qualitative, complement fixation) · Microbiology 23060-7 Epizootic hemorrhagic disease virus Ag in Specimen (qualitative) · Microbiology 23061-5 Epizootic hemorrhagic disease virus Ag (Blood, qualitative) · Microbiology 23062-3 Epizootic hemorrhagic disease virus Alberta Ab (qualitative) · Microbiology 23063-1 Epizootic hemorrhagic disease virus Alberta Ab (qualitative, immune diffusion (id)) · Microbiology 23064-9 Epizootic hemorrhagic disease virus New Jersey Ab (qualitative) · Microbiology 23065-6 Epizootic hemorrhagic disease virus New Jersey Ab (qualitative, immune diffusion (id)) · Microbiology 23066-4 Epizootic hemorrhagic disease virus RNA (Blood, qualitative, naa with probe detection) · Microbiology 23067-2 Equine arteritis virus Ab (qualitative, immune diffusion (id)) · Microbiology 23068-0 Equine arteritis virus Ab (complement fixation) · Microbiology 23069-8 Equine arteritis virus Ab (qualitative, immunoassay) · Microbiology 23070-6 Equine arteritis virus neutralizing antibody (qualitative, neutralization test) · Microbiology 23071-4 Equine arteritis virus Ab (qualitative, immunofluorescence) · Microbiology 23072-2 Equine arteritis virus Ab (qualitative) · Microbiology 23073-0 Equine arteritis virus Ag in Specimen (qualitative, immunofluorescence) · Microbiology 23074-8 Equine arteritis virus Ag in Specimen (qualitative, immune stain) · Microbiology 23075-5 Equine arteritis virus Ag in Specimen (qualitative, neutralization test) · Microbiology 23076-3 Equine arteritis virus Ag (Tissue, qualitative, immunofluorescence) · Microbiology 23077-1 Equine arteritis virus Ag (Tissue, qualitative, immune stain) · Microbiology 23078-9 Equine arteritis virus RNA in Specimen (qualitative, naa with probe detection) · Microbiology 23079-7 Equine herpesvirus 1 Ag in Specimen (qualitative, immunofluorescence) · Microbiology 23080-5 Equine herpesvirus 1 Ag (Tissue, qualitative, immune stain) · Microbiology 23081-3