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 413 of 2,187 · by category · by group · panels · answer lists · parts
Manganese (Tissue) · Drug and toxicology 20874-4 Manganese in Feed · Drug and toxicology 20875-1 Mercury in Feed · Drug and toxicology 20876-9 Bacteria identified in Isolate (animal inoculation) · Microbiology 20877-7 Bacteria identified in Isolate (anaerobe culture) · Microbiology 20878-5 Bacteria identified in Milk (aerobe culture) · Microbiology 20879-3 Microscopic observation (Tissue, electron microscopy thin sectiion) · Microbiology 20881-9 Microscopic observation (Stool, electron microscopy negative stain) · Microbiology 20882-7 Microscopic observation (Urine, dark field examination) · Microbiology 20883-5 Microscopic observation (Stool, dark field examination) · Microbiology 20884-3 Microscopic observation in Gastric fluid (dark field examination) · Microbiology 20885-0 Molybdenum in Specimen · Drug and toxicology 20886-8 Molybdenum (Tissue) · Drug and toxicology 20887-6 Molybdenum in Feed · Drug and toxicology 20888-4 Monensin in Gastric fluid · Drug and toxicology 20889-2 Monensin in Feed · Drug and toxicology 20890-0 Mushroom identified · Microbiology 20891-8 Mycobacterium avium ss paratuberculosis (Tissue, qualitative, organism specific culture) · Microbiology 20892-6 Mycobacterium avium ss paratuberculosis (Stool, qualitative, organism specific culture) · Microbiology 20893-4 Mycobacterium avium ss paratuberculosis Ab (qualitative, complement fixation) · Microbiology 20894-2 Mycoplasma gallisepticum Ag (Tissue, qualitative, immune stain) · Microbiology 20895-9 Mycoplasma sp (Tissue, qualitative, culture npip (national poultry improvement plan)) · Microbiology 20896-7 Mycoplasma sp serotype in Isolate · Microbiology 20897-5 Mycoplasma sp in Milk (qualitative, organism specific culture) · Microbiology 20898-3 Mycoplasma sp in Exudate (qualitative, organism specific culture) · Microbiology 20899-1 Mycoplasma sp Ab (qualitative, immunoassay) · Microbiology 20900-7 Mycoplasma sp Ag in Isolate (qualitative, immune stain) · Microbiology 20901-5 Mycoplasma sp+Ureaplasma sp (Tissue, qualitative, organism specific culture) · Microbiology 20902-3 Mycotoxin identified in Feed · Microbiology 20903-1 Neospora caninum Ab (qualitative, immunofluorescence) · Microbiology 20904-9 Oleandrin (Urine) · Drug and toxicology 20905-6 Oleandrin in Ingesta · Drug and toxicology 20906-4 Organochlorine insecticides (Blood) · Drug and toxicology 20907-2 Organochlorine insecticides in Specimen · Drug and toxicology 20908-0 Organochlorine insecticides in Gastric fluid · Drug and toxicology 20909-8 Organochlorine insecticides in Milk · Drug and toxicology 20910-6 Organochlorine insecticides (Tissue) · Drug and toxicology 20911-4 Organochlorine insecticides (Blood, qualitative, screen method) · Drug and toxicology 20912-2 Organochlorine insecticides in Specimen (qualitative, screen method) · Drug and toxicology 20913-0 Organochlorine insecticides in Gastric fluid (qualitative, screen method) · Drug and toxicology 20914-8 Organochlorine insecticides in Milk (qualitative, screen method) · Drug and toxicology 20915-5 Organochlorine insecticides (Tissue, qualitative, screen method) · Drug and toxicology 20916-3 Organophosphate insecticides (Blood, qualitative, screen method) · Drug and toxicology 20917-1 Organophosphate insecticides in Specimen (qualitative, screen method) · Drug and toxicology 20918-9 Organophosphate insecticides in Gastric fluid (qualitative, screen method) · Drug and toxicology 20919-7 Organophosphate insecticides (Tissue, qualitative, screen method) · Drug and toxicology 20920-5 Organophosphate insecticides in Specimen · Drug and toxicology 20921-3 Organophosphate insecticides in Gastric fluid · Drug and toxicology 20922-1 Organophosphate insecticides (Tissue) · Drug and toxicology 20923-9 Ova and parasites identified (Stool, parasite sedimentation) · Microbiology 20924-7