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 441 of 2,187 · by category · by group · panels · answer lists · parts
Echovirus Ab · Microbiology 22282-8 Ehrlichia chaffeensis IgG Ab (qualitative) · Microbiology 22283-6 Ehrlichia chaffeensis IgG Ab · Microbiology 22284-4 Entamoeba histolytica Ab (qualitative) · Microbiology 22285-1 Entamoeba histolytica Ab · Microbiology 22286-9 Entamoeba histolytica IgA Ab · Microbiology 22287-7 Entamoeba histolytica IgG Ab · Microbiology 22288-5 Entamoeba histolytica IgM Ab · Microbiology 22289-3 Epstein Barr virus capsid IgA Ab · Microbiology 22290-1 Epstein Barr virus capsid IgG Ab (CSF) · Microbiology 22291-9 Epstein Barr virus capsid IgM Ab (CSF) · Microbiology 22292-7 Epstein Barr virus early Ab · Microbiology 22293-5 Epstein Barr virus early Ab · Microbiology 22294-3 Epstein Barr virus early IgG Ab (qualitative) · Microbiology 22295-0 Epstein Barr virus nuclear Ab (qualitative) · Microbiology 22296-8 Epstein Barr virus nuclear Ab · Microbiology 22297-6 Epstein Barr virus nuclear IgG Ab · Microbiology 22298-4 Equine arteritis virus Ab · Microbiology 22299-2 Equine herpesvirus 1 Ab · Microbiology 22300-8 Equine infectious anemia virus Ab (qualitative) · Microbiology 22301-6 Equine influenza virus A1 Ab · Microbiology 22302-4 Equine influenza virus A2 Ab · Microbiology 22303-2 Giardia lamblia Ab · Microbiology 22304-0 Giardia lamblia IgA Ab · Microbiology 22305-7 Giardia lamblia IgG Ab · Microbiology 22306-5 Giardia lamblia IgM Ab · Microbiology 22307-3 Hantavirus puumala IgG Ab · Microbiology 22308-1 Hantavirus puumala IgM Ab · Microbiology 22309-9 Helicobacter pylori Ab (qualitative) · Microbiology 22310-7 Helicobacter pylori Ab · Microbiology 22311-5 Hepatitis A virus Ab · Microbiology 22312-3 Hepatitis A virus IgG Ab · Microbiology 22313-1 Hepatitis A virus IgM Ab (qualitative) · Microbiology 22314-9 Hepatitis A virus IgM Ab · Microbiology 22315-6 Hepatitis B virus core Ab · Microbiology 22316-4 Hepatitis B virus core Ab from Donor · Microbiology 22317-2 Hepatitis B virus core IgG Ab · Microbiology 22318-0 Hepatitis B virus core IgM Ab · Microbiology 22319-8 Hepatitis B virus e Ab (qualitative) · Microbiology 22320-6 Hepatitis B virus e Ab · Microbiology 22321-4 Hepatitis B virus surface Ab (qualitative) · Microbiology 22322-2 Hepatitis B virus surface Ab from Donor · Microbiology 22323-0 Hepatitis C virus 100-3 Ab (qualitative) · Microbiology 22324-8 Hepatitis C virus 22-3 Ab (qualitative) · Microbiology 22325-5 Hepatitis C virus 5-1-1 Ab (qualitative) · Microbiology 22326-3 Hepatitis C virus Ab · Microbiology 22327-1 Hepatitis C virus superoxide dismutase Ab (qualitative) · Microbiology 22328-9 Hepatitis C virus c33c Ab (qualitative) · Microbiology 22329-7 Hepatitis D virus Ab · Microbiology 22330-5 Herpes simplex virus 1 Ab (CSF, qualitative) · Microbiology 22331-3