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 136 of 2,187 · by category · by group · panels · answer lists · parts
Glucose (Urine, qualitative, test strip --2 hours post 75 g glucose po) · Challenge tests 6751-2 Glucose --3.5 hours post 75 g glucose PO · Challenge tests 6752-0 Glucose (Urine, qualitative, test strip --30 minutes post 50 g lactose po) · Challenge tests 6753-8 Glucose (Urine, qualitative, test strip --30 minutes post 75 g glucose po) · Challenge tests 6754-6 Glucose (Urine, qualitative, test strip --3 hours post 75 g glucose po) · Challenge tests 6755-3 Glucose --4.5 hours post 75 g glucose PO · Challenge tests 6756-1 Glucose (Urine, qualitative, test strip --4 hours post 75 g glucose po) · Challenge tests 6757-9 Glucose (Urine, qualitative, test strip --5 hours post 75 g glucose po) · Challenge tests 6758-7 Glucose (Urine, qualitative, test strip --6 hours post 75 g glucose po) · Challenge tests 6759-5 Glucose --6 hours post 75 g glucose PO · Challenge tests 6760-3 Glucose (Urine, qualitative, test strip --1.5 hours post 50 g lactose po) · Challenge tests 6761-1 Glucose --1.5 hours post 50 g lactose PO · Challenge tests 6762-9 Glucose (Urine, qualitative, test strip --1.5 hours post 75 g glucose po) · Challenge tests 6763-7 Fasting glucose (Urine, qualitative, test strip) · Challenge tests 6764-5 17-Hydroxypregnenolone · Chemistry 6765-2 17-Ketosteroids in 24 hour Urine · Chemistry 6766-0 18-Hydroxycorticosteroids · Chemistry 6767-8 Alkaline phosphatase · Chemistry 6768-6 Alkaline phosphatase · Chemistry 6769-4 Alpha 1 antitrypsin phenotype (immunofixation) · Chemistry 6770-2 Alpha 1 antitrypsin (nephelometry) · Chemistry 6771-0 Apolipoprotein B · Chemistry 6772-8 Creatine kinase.MB · Chemistry 6773-6 Desethylamiodarone · Drug and toxicology 6774-4 Androstanolone · Chemistry 6775-1 Estrone (E1) in 24 hour Urine · Chemistry 6776-9 Glucose · Chemistry 6777-7 IgA (Urine, electrophoresis) · Chemistry 6778-5 IgA (Urine, immunoassay) · Chemistry 6779-3 IgG (Urine, electrophoresis) · Chemistry 6780-1 IgG (Urine, immunoassay) · Chemistry 6781-9 IgG/Albumin · Chemistry 6782-7 IgM (Urine, electrophoresis) · Chemistry 6783-5 IgM (Urine, immunoassay) · Chemistry 6784-3 Kappa light chains (qualitative, electrophoresis) · Chemistry 6785-0 Kappa light chains (Urine, qualitative, electrophoresis) · Chemistry 6786-8 Kappa light chains (qualitative, immunoassay) · Chemistry 6787-6 Kappa light chains/Lambda light chains (immunoassay) · Chemistry 6788-4 Lambda light chains (qualitative, electrophoresis) · Chemistry 6789-2 Lambda light chains (Urine, qualitative, electrophoresis) · Chemistry 6790-0 Lambda light chains (qualitative, immunoassay) · Chemistry 6791-8 Potassium in 24 hour Stool · Chemistry 6792-6 Prealbumin (immunoassay) · Chemistry 6793-4 Alpha 1 globulin in 24 hour Urine (electrophoresis) · Chemistry 6794-2 Alpha 2 globulin in 24 hour Urine (electrophoresis) · Chemistry 6795-9 Transferrin saturation · Chemistry 6796-7 Cyclobenzaprine · Drug and toxicology 6797-5 Metanephrines in 24 hour Urine · Drug and toxicology 6798-3 Tricyclic antidepressants (Urine, qualitative, immunoassay) · Drug and toxicology 6799-1 Spermatozoa Motile/Spermatozoa (Semen) · FERT 6800-7