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 443 of 2,187 · by category · by group · panels · answer lists · parts
Legionella pneumophila 1 IgM Ab · Microbiology 22382-6 Legionella pneumophila 2 IgG Ab · Microbiology 22383-4 Legionella pneumophila 2 IgM Ab · Microbiology 22384-2 Legionella pneumophila 3 IgG Ab · Microbiology 22385-9 Legionella pneumophila 3 IgM Ab · Microbiology 22386-7 Legionella pneumophila 4 IgG Ab · Microbiology 22387-5 Legionella pneumophila 4 IgM Ab · Microbiology 22388-3 Legionella pneumophila 5 IgG Ab · Microbiology 22389-1 Legionella pneumophila 5 IgM Ab · Microbiology 22390-9 Legionella pneumophila 6 IgG Ab · Microbiology 22391-7 Legionella pneumophila 6 IgM Ab · Microbiology 22392-5 Legionella pneumophila 7 Ab · Microbiology 22393-3 Legionella pneumophila 8 Ab · Microbiology 22394-1 Legionella pneumophila 9 Ab · Microbiology 22395-8 Legionella pneumophila Ab · Microbiology 22396-6 Legionella pneumophila IgG Ab · Microbiology 22397-4 Legionella pneumophila IgM Ab · Microbiology 22398-2 Legionella sp Ab · Microbiology 22399-0 Leptospira interrogans sv Bratislava Ab · Microbiology 22400-6 Leptospira interrogans sv Canicola Ab · Microbiology 22401-4 Leptospira interrogans sv Grippotyphosa Ab · Microbiology 22402-2 Leptospira interrogans sv Hardjo Ab · Microbiology 22403-0 Leptospira interrogans sv Icterohaemorrhagiae Ab · Microbiology 22404-8 Leptospira interrogans sv Pomona Ab · Microbiology 22405-5 Listeria monocytogenes Ab · Microbiology 22406-3 DNA double strand Ab (qualitative, if crithidia luciliae) · Microbiology 22407-1 Lymphocytic choriomeningitis virus Ab · Microbiology 22408-9 Lymphocytic choriomeningitis virus IgG Ab (CSF) · Microbiology 22409-7 Lymphocytic choriomeningitis virus IgG Ab · Microbiology 22410-5 Lymphocytic choriomeningitis virus IgM Ab · Microbiology 22411-3 Saccharopolyspora rectivirgula Ab (qualitative) · Microbiology 22412-1 Mumps virus Ab (CSF) · Microbiology 22413-9 Mumps virus Ab · Microbiology 22414-7 Mumps virus IgG Ab (qualitative) · Microbiology 22415-4 Mumps virus IgG Ab (CSF) · Microbiology 22416-2 Mumps virus IgG Ab · Microbiology 22417-0 Mumps virus IgM Ab (qualitative) · Microbiology 22418-8 Mumps virus IgM Ab (CSF) · Microbiology 22419-6 Mumps virus IgM Ab · Microbiology 22420-4 Mycobacterium avium ss paratuberculosis Ab (qualitative) · Microbiology 22421-2 Mycoplasma gallisepticum Ab (qualitative) · Microbiology 22422-0 Mycoplasma hominis Ab · Microbiology 22423-8 Mycoplasma meleagridis Ab (qualitative) · Microbiology 22424-6 Mycoplasma pneumoniae Ab · Microbiology 22425-3 Mycoplasma pneumoniae IgG Ab · Microbiology 22426-1 Mycoplasma pneumoniae IgM Ab · Microbiology 22427-9 Mycoplasma sp Ab (qualitative) · Microbiology 22428-7 Mycoplasma synoviae Ab (qualitative) · Microbiology 22429-5 Neisseria gonorrhoeae Ab · Microbiology 22430-3 Neisseria meningitidis serogroup Y Ab in Specimen · Microbiology 22431-1