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 469 of 2,187 · by category · by group · panels · answer lists · parts
Brucella canis Ab (agglutination) · Microbiology 23682-8 Brucella canis Ab (immunofluorescence) · Microbiology 23683-6 Brucella ovis Ab · Microbiology 23684-4 Canine adenovirus 1 neutralizing antibody (qualitative, neutralization test) · Microbiology 23685-1 Canine adenovirus Ag (Tissue, qualitative, immunofluorescence) · Microbiology 23686-9 Canine coronavirus Ab (qualitative, immunofluorescence) · Microbiology 23687-7 Canine coronavirus Ag (Tissue, qualitative, immunofluorescence) · Microbiology 23688-5 Canine distemper virus Ab (qualitative, immunofluorescence) · Microbiology 23689-3 Canine distemper virus Ab · Microbiology 23690-1 Canine distemper virus IgG Ab (immunofluorescence) · Microbiology 23691-9 Canine distemper virus IgG Ab · Microbiology 23692-7 Canine distemper virus IgM Ab (immunofluorescence) · Microbiology 23693-5 Canine distemper virus IgM Ab · Microbiology 23694-3 Canine distemper virus Ag (Tissue, qualitative, immunofluorescence) · Microbiology 23695-0 Canine distemper virus Ag in Conjunctival specimen (qualitative) · Microbiology 23696-8 Canine herpesvirus neutralizing antibody (qualitative, neutralization test) · Microbiology 23697-6 Canine herpesvirus Ag (Tissue, qualitative, immunofluorescence) · Microbiology 23698-4 Canine parainfluenza virus 2 Ag (Tissue, qualitative, immunofluorescence) · Microbiology 23699-2 Canine parvovirus Ab (qualitative, immunofluorescence) · Microbiology 23700-8 Canine parvovirus Ab (qualitative) · Microbiology 23701-6 Canine parvovirus Ab · Microbiology 23702-4 Canine parvovirus IgG Ab · Microbiology 23703-2 Canine parvovirus IgM Ab · Microbiology 23704-0 Canine parvovirus Ag (Tissue, qualitative, immunofluorescence) · Microbiology 23705-7 Canine parvovirus Ag (Stool, qualitative, immunofluorescence) · Microbiology 23706-5 Canine parvovirus DNA (Stool, qualitative, probe) · Microbiology 23707-3 Caprine arthritis encephalitis virus Ag in Specimen (qualitative) · Microbiology 23708-1 Ceftiofur · Antibiotic susceptibility 23709-9 Dirofilaria immitis Ag (qualitative, immunoassay) · Microbiology 23710-7 Ehrlichia canis Ab · Microbiology 23711-5 Enrofloxacin · Antibiotic susceptibility 23712-3 Ethylene glycol (qualitative) · Drug and toxicology 23713-1 Fat in Milk · Chemistry 23714-9 Feline calicivirus Ab · Microbiology 23715-6 Feline coronavirus Ab (qualitative, immunoassay) · Microbiology 23716-4 Feline coronavirus Ab (qualitative) · Microbiology 23717-2 Feline coronavirus Ab · Microbiology 23718-0 Feline herpesvirus 1 neutralizing antibody (qualitative, neutralization test) · Microbiology 23719-8 Feline herpesvirus 1 Ag (Tissue, qualitative, immunofluorescence) · Microbiology 23720-6 Feline herpesvirus 1 DNA in Specimen (qualitative, naa with probe detection) · Microbiology 23721-4 Feline herpesvirus neutralizing antibody (neutralization test) · Microbiology 23722-2 Feline immunodeficiency virus Ab (qualitative, immunoassay) · Microbiology 23723-0 Feline immunodeficiency virus Ab (qualitative) · Microbiology 23724-8 Feline immunodeficiency virus Ab (immunofluorescence) · Microbiology 23725-5 Feline infectious peritonitis virus Ab (qualitative, immunoassay) · Microbiology 23726-3 Feline infectious peritonitis virus Ab (qualitative, immunofluorescence) · Microbiology 23727-1 Feline infectious peritonitis virus Ab (qualitative) · Microbiology 23728-9 Feline infectious peritonitis virus Ag (Tissue, qualitative, immunofluorescence) · Microbiology 23729-7 Feline infectious peritonitis virus Ag in Small intestine Tissue (qualitative, immunofluorescence) · Microbiology 23730-5 Feline leukemia provirus in Specimen (qualitative) · Microbiology 23731-3