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 114 of 2,187 · by category · by group · panels · answer lists · parts
Fluoride in 24 hour Urine · Drug and toxicology 5651-5 Formaldehyde (Blood) · Drug and toxicology 5652-3 Formaldehyde (Urine) · Drug and toxicology 5653-1 Gallium (Urine) · Drug and toxicology 5654-9 Germanium (Urine) · Drug and toxicology 5655-6 Gold (Blood) · Drug and toxicology 5656-4 Gold (CSF) · Drug and toxicology 5657-2 Gold (Hair) · Drug and toxicology 5658-0 Gold · Drug and toxicology 5659-8 Gold (Urine) · Drug and toxicology 5660-6 Gold in 24 hour Urine · Drug and toxicology 5661-4 Heavy metals (Urine, qualitative, reinsch) · Drug and toxicology 5662-2 Heavy metals positive (Urine, screen method) · Drug and toxicology 5663-0 Heavy metals negative (Urine, screen method) · Drug and toxicology 5664-8 Indium (Blood) · Drug and toxicology 5665-5 Indium (Urine) · Drug and toxicology 5666-3 Isopropanol (Blood) · Drug and toxicology 5667-1 Isopropanol (qualitative) · Drug and toxicology 5668-9 Isopropanol · Drug and toxicology 5669-7 Isopropanol (Urine, qualitative) · Drug and toxicology 5670-5 Lead (Blood) · Drug and toxicology 5671-3 Lead (Blood, qualitative) · Drug and toxicology 5672-1 Lead (Hair) · Drug and toxicology 5673-9 Lead (Red Blood Cells) · Drug and toxicology 5674-7 Lead (Urine, qualitative) · Drug and toxicology 5675-4 Lead (Urine) · Drug and toxicology 5676-2 Lead in 24 hour Urine · Drug and toxicology 5677-0 Lysergate diethylamide (radioimmunoassay (ria)) · Drug and toxicology 5678-8 Lysergate diethylamide (Urine) · Drug and toxicology 5679-6 Malathion · Drug and toxicology 5680-4 Manganese (Blood) · Drug and toxicology 5681-2 Manganese (Red Blood Cells) · Drug and toxicology 5682-0 Manganese · Drug and toxicology 5683-8 Manganese (Urine) · Drug and toxicology 5684-6 Mercury (Blood) · Drug and toxicology 5685-3 Mercury (Hair) · Drug and toxicology 5686-1 Mercury · Drug and toxicology 5687-9 Mercury (Urine, qualitative, visual.reinsch) · Drug and toxicology 5688-7 Mercury (Urine) · Drug and toxicology 5689-5 Methanol (Blood, qualitative) · Drug and toxicology 5690-3 Methanol in Exhaled gas (qualitative) · Drug and toxicology 5691-1 Methanol (qualitative) · Drug and toxicology 5692-9 Methanol · Drug and toxicology 5693-7 Methanol (Urine, qualitative) · Drug and toxicology 5694-5 Methanol (Urine) · Drug and toxicology 5695-2 Molybdenum (Blood) · Drug and toxicology 5696-0 Molybdenum (Hair) · Drug and toxicology 5697-8 Molybdenum · Drug and toxicology 5698-6 Molybdenum (Urine) · Drug and toxicology 5699-4 Nickel (Blood) · Drug and toxicology 5700-0