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 48 of 2,187 · by category · by group · panels · answer lists · parts
Glucose in 24 hour Urine · Chemistry 2351-5 Glucose/Glucose plas (Csf) · Chemistry 2352-3 Glucose phosphate isomerase · Chemistry 2353-1 Glucose-6-Phosphatase · Chemistry 2354-9 Glucose-6-Phosphatase (Tissue) · Chemistry 2355-6 Glucose-6-Phosphate dehydrogenase (Red Blood Cells, qualitative) · Chemistry 2356-4 Glucose-6-Phosphate dehydrogenase (Red Blood Cells) · Chemistry 2357-2 Glucose-6-Phosphate dehydrogenase (qualitative) · Chemistry 2358-0 Glucose-6-Phosphate dehydrogenase · Chemistry 2359-8 Glucose-6-Phosphate dehydrogenase in Leukocytes · Chemistry 2360-6 Glucosylceramidase (Tissue) · Chemistry 2361-4 Glutamate (CSF) · Chemistry 2362-2 Glutamate (qualitative) · Chemistry 2363-0 Glutamate · Chemistry 2364-8 Glutamate (Urine) · Chemistry 2365-5 Glutamate in 24 hour Urine · Chemistry 2366-3 Glutamate dehydrogenase · Chemistry 2367-1 Glutamate dehydrogenase.NAD · Chemistry 2368-9 Glutamate dehydrogenase.NADP · Chemistry 2369-7 Glutamine (CSF) · Chemistry 2370-5 Glutamine (qualitative) · Chemistry 2371-3 Glutamine · Chemistry 2372-1 Glutamine (Urine) · Chemistry 2373-9 Glutamine in 24 hour Urine · Chemistry 2374-7 Glutaryl CoA dehydrogenase (Tissue) · Chemistry 2375-4 Glutathione peroxidase · Chemistry 2376-2 Glutathione peroxidase (Red Blood Cells) · Chemistry 2377-0 Glutathione reductase (Red Blood Cells) · Chemistry 2378-8 Glutathione S-transferase (Red Blood Cells) · Chemistry 2379-6 Glutathione synthase (Red Blood Cells) · Chemistry 2380-4 Glutathione.oxidized (Red Blood Cells) · Chemistry 2381-2 Glutathione.reduced (Red Blood Cells) · Chemistry 2382-0 Glutathione (Red Blood Cells) · Chemistry 2383-8 Glyceraldehyde 3 phosphate dehydrogenase · Chemistry 2384-6 Glycerate · Chemistry 2385-3 Glycerate (Urine) · Chemistry 2386-1 Glycerol · Chemistry 2387-9 Glycerol · Chemistry 2388-7 Glycine (CSF) · Chemistry 2389-5 Glycine (qualitative) · Chemistry 2390-3 Glycine · Chemistry 2391-1 Glycine (Urine) · Chemistry 2392-9 Glycine in 24 hour Urine · Chemistry 2393-7 Glycogen synthase · Chemistry 2394-5 Glycolate · Chemistry 2395-2 Glycolate (Urine) · Chemistry 2396-0 Glycoproteins (Urine, qualitative) · Chemistry 2397-8 Glycosaminoglycans (Urine, qualitative) · Chemistry 2398-6 Glycosaminoglycans (Urine) · Chemistry 2399-4 Guanine deaminase (Blood) · Chemistry 2400-0