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 113 of 2,187 · by category · by group · panels · answer lists · parts
Boldenone in 24 hour Urine · Drug and toxicology 5601-0 Borate · Drug and toxicology 5602-8 Borate in 24 hour Urine · Drug and toxicology 5603-6 Boron (Blood) · Drug and toxicology 5604-4 Boron (Body Fluid) · Drug and toxicology 5605-1 Boron (Red Blood Cells) · Drug and toxicology 5606-9 Boron · Drug and toxicology 5607-7 Bufotenine (Urine) · Drug and toxicology 5608-5 Cadmium (Blood) · Drug and toxicology 5609-3 Cadmium (Hair) · Drug and toxicology 5610-1 Cadmium (Urine) · Drug and toxicology 5611-9 Cadmium in 24 hour Urine · Drug and toxicology 5612-7 Carbon disulfide (qualitative) · Drug and toxicology 5613-5 Cesium (Blood) · Drug and toxicology 5614-3 Cesium (Hair) · Drug and toxicology 5615-0 Cesium · Drug and toxicology 5616-8 Cesium (Red Blood Cells) · Drug and toxicology 5617-6 Cesium (Urine) · Drug and toxicology 5618-4 Chromium (Blood) · Drug and toxicology 5619-2 Chromium (Hair) · Drug and toxicology 5620-0 Chromium (Red Blood Cells) · Drug and toxicology 5621-8 Chromium · Drug and toxicology 5622-6 Chromium (Urine) · Drug and toxicology 5623-4 Chromium in 24 hour Urine · Drug and toxicology 5624-2 Cobalt (Blood) · Drug and toxicology 5625-9 Cobalt (Hair) · Drug and toxicology 5626-7 Cobalt · Drug and toxicology 5627-5 Cobalt (Urine) · Drug and toxicology 5628-3 Copper (Hair) · Drug and toxicology 5629-1 Copper (Red Blood Cells) · Drug and toxicology 5630-9 Copper · Drug and toxicology 5631-7 Copper (Urine) · Drug and toxicology 5632-5 Copper in 24 hour Urine · Drug and toxicology 5633-3 Cyanide (Blood) · Drug and toxicology 5634-1 Cyanide · Drug and toxicology 5635-8 Cyanide (Tissue) · Drug and toxicology 5636-6 Cyanide (Urine) · Drug and toxicology 5637-4 Diazinon (Blood) · Drug and toxicology 5638-2 Ethanol (Blood, qualitative) · Drug and toxicology 5639-0 Ethanol (Blood) · Drug and toxicology 5640-8 Ethanol in Exhaled gas · Drug and toxicology 5641-6 Ethanol (qualitative) · Drug and toxicology 5642-4 Ethanol · Drug and toxicology 5643-2 Ethanol (Urine, qualitative) · Drug and toxicology 5644-0 Ethanol (Urine) · Drug and toxicology 5645-7 Ethylene glycol, Plasma or Blood · Drug and toxicology 5646-5 Ethylene glycol (Urine) · Drug and toxicology 5647-3 Fluoride (Blood) · Drug and toxicology 5648-1 Fluoride · Drug and toxicology 5649-9 Fluoride (Urine) · Drug and toxicology 5650-7