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 33 of 2,187 · by category · by group · panels · answer lists · parts
Norepinephrine --supine · Challenge tests 1601-4 Norepinephrine --10 minutes post standing · Challenge tests 1602-2 Norepinephrine --1 hour post 300 ug cloNIDine PO · Challenge tests 1603-0 Norepinephrine --2 hours post 300 ug cloNIDine PO · Challenge tests 1604-8 Norepinephrine --3 hours post 300 ug cloNIDine PO · Challenge tests 1605-5 Norepinephrine --pre 300 ug cloNIDine PO · Challenge tests 1606-3 Osmolality--12 hours post fluid fast (Urine) · Challenge tests 1607-1 Osmolality--8 hours post fluid fast (Urine) · Challenge tests 1608-9 Prolactin --1.5 hours post dose insulin IV · Challenge tests 1609-7 Prolactin --1 hour post dose L-dopa PO · Challenge tests 1610-5 Prolactin --1 hour post dose TRH IV · Challenge tests 1611-3 Prolactin --1 hour post dose insulin IV · Challenge tests 1612-1 Prolactin --2 hours post dose L-dopa PO · Challenge tests 1613-9 Prolactin --30 minutes post dose TRH IV · Challenge tests 1614-7 Prolactin --30 minutes post dose insulin IV · Challenge tests 1615-4 Prolactin --30 minutes post dose insulin IV · Challenge tests 1616-2 Prolactin --3 hours post dose L-dopa PO · Challenge tests 1617-0 Prolactin --45 minutes post dose insulin IV · Challenge tests 1618-8 Prolactin --pre dose L-dopa PO · Challenge tests 1619-6 Prolactin --pre dose TRH IV · Challenge tests 1620-4 Prolactin --pre dose insulin IV · Challenge tests 1621-2 Renin --5 hours post 600 ug furosemide PO · Challenge tests 1622-0 Renin --pre 600 ug furosemide PO · Challenge tests 1623-8 Retinol --3 hours post 5000 units · Challenge tests 1624-6 Retinol --6 hours post 5000 units · Challenge tests 1625-3 Retinol --pre 5000 units · Challenge tests 1626-1 Somatotropin --1.5 hours post dose insulin IV · Challenge tests 1627-9 Somatotropin --1 hour post 1 g/kg glucose PO · Challenge tests 1628-7 Somatotropin --1 hour post dose insulin IV · Challenge tests 1629-5 Somatotropin --2 hours post 1 g/kg glucose PO · Challenge tests 1630-3 Somatotropin --30 minutes post dose insulin IV · Challenge tests 1631-1 Somatotropin --3 hours post 1 g/kg glucose PO · Challenge tests 1632-9 Somatotropin --45 minutes post dose insulin IV · Challenge tests 1633-7 Somatotropin --52 hours post 250 ug L-dopa TID 2day PO · Challenge tests 1634-5 Somatotropin --pre 1 g/kg glucose PO · Challenge tests 1635-2 Somatotropin --pre 250 ug L-dopa TID 2day PO · Challenge tests 1636-0 Somatotropin --pre dose insulin IV · Challenge tests 1637-8 Testosterone --96 hours post 5000 U HCG IM · Challenge tests 1638-6 Testosterone --pre 5000 U HCG IM · Challenge tests 1639-4 Thyrotropin --30 minutes post dose TRH IV · Challenge tests 1640-2 Thyrotropin --1 hour post dose TRH IV · Challenge tests 1641-0 Thyrotropin --baseline · Challenge tests 1642-8 Thyrotropin --pre dose TRH IV · Challenge tests 1643-6 Triglyceride --12 hours fasting · Challenge tests 1644-4 Xylose --2 hours post 25 g xylose PO (Blood) · Challenge tests 1645-1 Xylose in 5 hour Urine --post dose PO · Challenge tests 1646-9 Tuberculosis reaction wheal --3 days post 25 TU intradermal · CHALSKIN 1647-7 Tuberculosis reaction wheal --3 days post 5 TU intradermal · CHALSKIN 1648-5 Calcitriol · Chemistry 1649-3 1,4-Alpha glucan branching enzyme in Leukocytes · Chemistry 1650-1