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 116 of 2,187 · by category · by group · panels · answer lists · parts
Uranium (Blood) · Drug and toxicology 5751-3 Uranium (Urine) · Drug and toxicology 5752-1 Vanadium (Blood) · Drug and toxicology 5753-9 Vanadium (Hair) · Drug and toxicology 5754-7 Vanadium (Red Blood Cells) · Drug and toxicology 5755-4 Vanadium · Drug and toxicology 5756-2 Vanadium (Urine) · Drug and toxicology 5757-0 Dimethylbenzene (qualitative) · Drug and toxicology 5758-8 Dimethylbenzene · Drug and toxicology 5759-6 Zinc in Dialysis fluid · Drug and toxicology 5760-4 Zinc (Red Blood Cells) · Drug and toxicology 5761-2 Zinc (Semen) · Drug and toxicology 5762-0 Zinc · Drug and toxicology 5763-8 Zinc (Urine) · Drug and toxicology 5764-6 Zinc in 24 hour Urine · Drug and toxicology 5765-3 Ammonium urate crystals sediment (Urine, qualitative, light microscopy) · Urinalysis 5766-1 Appearance (Urine) · SPEC 5767-9 Ascorbate (Urine, test strip) · Urinalysis 5768-7 Bacteria sediment (Urine, microscopy high power field) · Urinalysis 5769-5 Bilirubin.total (Urine, qualitative, test strip) · Urinalysis 5770-3 Bilirubin crystals sediment (Urine, qualitative, light microscopy) · Urinalysis 5771-1 Calcium carbonate crystals (Synovial Fluid, qualitative, light microscopy) · Hematology and blood count 5772-9 Calcium carbonate crystals sediment (Urine, qualitative, light microscopy) · Urinalysis 5773-7 Calcium oxalate crystals sediment (Urine, qualitative, light microscopy) · Urinalysis 5774-5 Calcium phosphate crystals sediment (Urine, qualitative, light microscopy) · Urinalysis 5775-2 Calcium sulfate crystals sediment (Urine, qualitative, light microscopy) · Urinalysis 5776-0 Cholesterol crystals sediment (Urine, qualitative, light microscopy) · Urinalysis 5777-8 Color (Urine) · SPEC 5778-6 Crystals in Bile fluid (light microscopy) · Hematology and blood count 5779-4 Crystals in Duodenal fluid (light microscopy) · Hematology and blood count 5780-2 Crystals (Synovial Fluid, light microscopy) · Hematology and blood count 5781-0 Crystals sediment (Urine, light microscopy) · Urinalysis 5782-8 Unidentified crystals sediment (Urine, qualitative, light microscopy) · Urinalysis 5783-6 Cystine crystals sediment (Urine, qualitative, light microscopy) · Urinalysis 5784-4 Eosinophils sediment (Urine, microscopy high power field) · Urinalysis 5785-1 Epithelial casts sediment (Urine, microscopy low power field) · Urinalysis 5786-9 Epithelial cells sediment (Urine, microscopy high power field) · Urinalysis 5787-7 Oval fat bodies (globules) sediment (Urine, microscopy high power field) · Urinalysis 5788-5 Fatty casts sediment (Urine, microscopy low power field) · Urinalysis 5789-3 Fungi.filamentous sediment (Urine, microscopy high power field) · Urinalysis 5790-1 Fungi.yeastlike sediment (Urine, microscopy high power field) · Urinalysis 5791-9 Glucose (Urine, test strip) · Urinalysis 5792-7 Granular casts sediment (Urine, microscopy low power field) · Urinalysis 5793-5 Hemoglobin (Urine, qualitative, test strip) · Urinalysis 5794-3 Hippurate crystals sediment (Urine, qualitative, light microscopy) · Urinalysis 5795-0 Hyaline casts sediment (Urine, microscopy low power field) · Urinalysis 5796-8 Ketones (Urine, test strip) · Urinalysis 5797-6 Leucine crystals sediment (Urine, qualitative, light microscopy) · Urinalysis 5798-4 Leukocyte esterase (Urine, qualitative, test strip) · Urinalysis 5799-2 Lipids sediment (Urine, microscopy high power field) · Urinalysis 5800-8