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 387 of 2,187 · by category · by group · panels · answer lists · parts
Mescaline cutoff for Screen method (Urine) · Drug and toxicology 19544-6 Mescaline cutoff for Confirmatory method (Urine) · Drug and toxicology 19545-3 Mesoridazine (Urine, qualitative, screen method) · Drug and toxicology 19546-1 Mesoridazine (Urine, qualitative, confirmatory method) · Drug and toxicology 19547-9 Mesoridazine cutoff for Screen method (Urine) · Drug and toxicology 19548-7 Mesoridazine cutoff for Confirmatory method (Urine) · Drug and toxicology 19549-5 Methadone (Urine, qualitative, screen method) · Drug and toxicology 19550-3 Methadone cutoff for Screen method (Urine) · Drug and toxicology 19552-9 Methadone cutoff for Confirmatory method (Urine) · Drug and toxicology 19553-7 Methamphetamine (Urine, qualitative, screen method) · Drug and toxicology 19554-5 Methamphetamine (Urine, qualitative, confirmatory method) · Drug and toxicology 19555-2 Methamphetamine cutoff for Screen method (Urine) · Drug and toxicology 19556-0 Methamphetamine cutoff for Confirmatory method (Urine) · Drug and toxicology 19557-8 Methaqualone (Urine, qualitative, screen method) · Drug and toxicology 19558-6 Methaqualone cutoff for Screen method (Urine) · Drug and toxicology 19559-4 Methaqualone cutoff for Confirmatory method (Urine) · Drug and toxicology 19560-2 Methylenediamine (Urine, qualitative, screen method) · Drug and toxicology 19561-0 Methylenediamine (Urine, qualitative, confirmatory method) · Drug and toxicology 19562-8 Methylenediamine cutoff for Screen method (Urine) · Drug and toxicology 19563-6 Methylenediamine cutoff for Confirmatory method (Urine) · Drug and toxicology 19564-4 Methylenedioxyamphetamine (Urine, qualitative, screen method) · Drug and toxicology 19565-1 Methylenedioxyamphetamine (Urine, qualitative, confirmatory method) · Drug and toxicology 19566-9 Methylenedioxyamphetamine cutoff for Screen method (Urine) · Drug and toxicology 19567-7 Methylenedioxymethamphetamine (Urine, qualitative, screen method) · Drug and toxicology 19568-5 Methylenedioxymethamphetamine (Urine, qualitative, confirmatory method) · Drug and toxicology 19569-3 Methylenedioxymethamphetamine (Urine) · Drug and toxicology 19570-1 Methylenedioxymethamphetamine cutoff for Screen method (Urine) · Drug and toxicology 19571-9 Methylenedioxymethamphetamine cutoff for Confirmatory method (Urine) · Drug and toxicology 19572-7 MethylePHEDrine (Urine, qualitative, screen method) · Drug and toxicology 19573-5 MethylePHEDrine cutoff for Screen method (Urine) · Drug and toxicology 19575-0 MethylePHEDrine cutoff for Confirmatory method (Urine) · Drug and toxicology 19576-8 Methylphenidate (Urine, qualitative, screen method) · Drug and toxicology 19577-6 Methylphenidate (Urine, qualitative, confirmatory method) · Drug and toxicology 19578-4 Methylphenidate cutoff for Screen method (Urine) · Drug and toxicology 19579-2 Methylphenidate cutoff for Confirmatory method (Urine) · Drug and toxicology 19580-0 Methyprylon (Urine, qualitative, screen method) · Drug and toxicology 19581-8 Methyprylon cutoff for Screen method (Urine) · Drug and toxicology 19583-4 Methyprylon cutoff for Confirmatory method (Urine) · Drug and toxicology 19584-2 Midazolam (Urine, qualitative, screen method) · Drug and toxicology 19585-9 Midazolam (Urine, qualitative, confirmatory method) · Drug and toxicology 19586-7 Midazolam (Urine) · Drug and toxicology 19588-3 Midazolam cutoff for Screen method (Urine) · Drug and toxicology 19589-1 Midazolam cutoff for Confirmatory method (Urine) · Drug and toxicology 19590-9 6-Monoacetylmorphine (Urine, qualitative, screen method) · Drug and toxicology 19591-7 6-Monoacetylmorphine (Urine, qualitative, confirm method) · Drug and toxicology 19592-5 6-Monoacetylmorphine (6-MAM) (Urine, confirmatory method) · Drug and toxicology 19593-3 Monoacetylmorphine (Urine) · Drug and toxicology 19594-1 6-Monoacetylmorphine cutoff for Screen method (Urine) · Drug and toxicology 19595-8 6-Monoacetylmorphine cutoff for Confirm method (Urine) · Drug and toxicology 19596-6 Morphine (Urine, qualitative, screen method) · Drug and toxicology 19597-4