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 76 of 2,187 · by category · by group · panels · answer lists · parts
Mephobarbital · Drug and toxicology 3751-5 Meprobamate (qualitative) · Drug and toxicology 3752-3 Meprobamate · Drug and toxicology 3753-1 Meprobamate (Urine, qualitative) · Drug and toxicology 3754-9 Meprobamate (Urine) · Drug and toxicology 3755-6 Mersalyl (Urine, qualitative) · Drug and toxicology 3756-4 Mersalyl (Urine) · Drug and toxicology 3757-2 Mersalyl in 24 hour Urine · Drug and toxicology 3758-0 Mephenytoin · Drug and toxicology 3759-8 Mesoridazine · Drug and toxicology 3760-6 Mesterolone (Urine, qualitative) · Drug and toxicology 3761-4 Mesterolone (Urine) · Drug and toxicology 3762-2 Mesterolone in 24 hour Urine · Drug and toxicology 3763-0 Metandienone (Urine, qualitative) · Drug and toxicology 3764-8 Metandienone (Urine) · Drug and toxicology 3765-5 Metandienone in 24 hour Urine · Drug and toxicology 3766-3 Metaraminol (Urine) · Drug and toxicology 3767-1 Metenolone (Urine, qualitative) · Drug and toxicology 3768-9 Metenolone (Urine) · Drug and toxicology 3769-7 Metenolone in 24 hour Urine · Drug and toxicology 3770-5 Methadone (qualitative) · Drug and toxicology 3771-3 Methadone · Drug and toxicology 3772-1 Methadone (Urine, qualitative) · Drug and toxicology 3773-9 Methadone (Urine) · Drug and toxicology 3774-7 Methadone in 24 hour Urine · Drug and toxicology 3775-4 Methamphetamine (Blood) · Drug and toxicology 3776-2 Methamphetamine (qualitative) · Drug and toxicology 3777-0 Methamphetamine · Drug and toxicology 3778-8 Methamphetamine (Urine, qualitative) · Drug and toxicology 3779-6 Methamphetamine (Urine) · Drug and toxicology 3780-4 Methapyrilene (qualitative) · Drug and toxicology 3781-2 Methapyrilene · Drug and toxicology 3782-0 Methapyrilene (Urine, qualitative) · Drug and toxicology 3783-8 Methaqualone (qualitative) · Drug and toxicology 3784-6 Methaqualone · Drug and toxicology 3785-3 Methaqualone (Urine, qualitative) · Drug and toxicology 3786-1 Methaqualone (Urine) · Drug and toxicology 3787-9 Methicillin · Drug and toxicology 3788-7 Methocarbamol (qualitative) · Drug and toxicology 3789-5 Methocarbamol · Drug and toxicology 3790-3 Methocarbamol (Urine, qualitative) · Drug and toxicology 3791-1 Methotrexate (CSF) · Drug and toxicology 3792-9 Methotrexate · Drug and toxicology 3793-7 Methotrexate --1-2 weeks post dose · Drug and toxicology 3794-5 Methotrexate --24 hours post dose · Drug and toxicology 3795-2 Methotrexate --48 hours post dose · Drug and toxicology 3796-0 Methotrexate --72 hours post dose · Drug and toxicology 3797-8 Methoxyphenamine (Urine, qualitative) · Drug and toxicology 3798-6 Methoxyphenamine (Urine) · Drug and toxicology 3799-4 Methoxyphenamine in 24 hour Urine · Drug and toxicology 3800-0