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 32 of 2,187 · by category · by group · panels · answer lists · parts
Glucose --pre 50 g lactose PO · Challenge tests 1551-1 Glucose --pre 75 g glucose PO · Challenge tests 1552-9 Glucose --pre dose insulin IV · Challenge tests 1553-7 Glucose --12 hours fasting · Challenge tests 1554-5 Glucose --12 hours fasting (Urine) · Challenge tests 1555-2 Fasting glucose (Capillary Blood) · Challenge tests 1556-0 Fasting glucose (Venous Blood) · Challenge tests 1557-8 Fasting glucose · CHAL.ROUTINE 1558-6 Insulin --1.5 hours post dose TOLBUTamide IV · Challenge tests 1559-4 Insulin --1 hour post dose TOLBUTamide IV · Challenge tests 1560-2 Insulin --1 hour post 75 g glucose PO · Challenge tests 1561-0 Insulin --2.5 hours post dose TOLBUTamide IV · Challenge tests 1562-8 Insulin --2 hours post dose TOLBUTamide IV · Challenge tests 1563-6 Insulin --2 hours post 75 g glucose PO · Challenge tests 1564-4 Insulin --30 minutes post dose TOLBUTamide IV · Challenge tests 1565-1 Insulin --3 hours post dose TOLBUTamide IV · Challenge tests 1566-9 Insulin --3 hours post 75 g glucose PO · Challenge tests 1567-7 Insulin --4 hours post 75 g glucose PO · Challenge tests 1568-5 Insulin --5 hours post 75 g glucose PO · Challenge tests 1569-3 Insulin --baseline · Challenge tests 1570-1 Insulin --pre dose TOLBUTamide IV · Challenge tests 1571-9 Insulin --pre 75 g glucose PO · Challenge tests 1572-7 Insulin --12 hours fasting · Challenge tests 1573-5 17-Ketogenic steroids in 24 hour Urine --24 hours post 40 ug corticotropin IM BID 3 day · Challenge tests 1574-3 17-Ketogenic steroids in 24 hour Urine --48 hours post 40 ug corticotropin IM BID 3 day · Challenge tests 1575-0 17-Ketogenic steroids in 24 hour Urine --48 hours post 500 ug dexamethasone PO 2.5 day low dose q6h · Challenge tests 1576-8 17-Ketogenic steroids in 24 hour Urine --48 hours post 2 mg dexamethasone PO 2.5 day high dose q6h · Challenge tests 1577-6 17-Ketogenic steroids in 24 hour Urine --72 hours post 40 ug corticotropin IM BID 3 day · Challenge tests 1578-4 17-Ketogenic steroids in 24 hour Urine --pre 50 ug corticotropin IM 3 day · Challenge tests 1579-2 17-Ketogenic steroids in 24 hour Urine --pre 500 ug dexamethasone PO 2.5 day low dose q6h · Challenge tests 1580-0 17-Ketogenic steroids in 24 hour Urine --pre 2 mg dexamethasone PO 2.5 day high dose q6h · Challenge tests 1581-8 Lactose --1 hour post 50 g lactose PO · Challenge tests 1582-6 Lactose --2 hours post 50 g lactose PO · Challenge tests 1583-4 Lactose --30 minutes post 50 g lactose PO · Challenge tests 1584-2 Lactose --pre 12 hour fast · Challenge tests 1585-9 Lead --post EDTA therapy (Urine) · Challenge tests 1586-7 Lutropin --1.5 hours post 100 g lutropin IV · Challenge tests 1587-5 Lutropin --1.5 hours post dose gonadotropin releasing hormone · Challenge tests 1588-3 Lutropin --105 minutes post 100 g lutropin IV · Challenge tests 1589-1 Lutropin --15 minutes post 100 g lutropin IV · Challenge tests 1590-9 Lutropin --1 hour post 100 g lutropin IV · Challenge tests 1591-7 Lutropin --1 hour post dose gonadotropin releasing hormone · Challenge tests 1592-5 Lutropin --2 hours post 100 g lutropin IV · Challenge tests 1593-3 Lutropin --2 hours post dose gonadotropin releasing hormone · Challenge tests 1594-1 Lutropin --30 minutes post 100 g lutropin IV · Challenge tests 1595-8 Lutropin --30 minutes post dose gonadotropin releasing hormone · Challenge tests 1596-6 Lutropin --45 minutes post 100 g lutropin IV · Challenge tests 1597-4 Lutropin --75 minutes post 100 g lutropin IV · Challenge tests 1598-2 Lutropin --baseline · Challenge tests 1599-0 Lutropin --pre dose gonadotropin releasing hormone · Challenge tests 1600-6