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 75 of 2,187 · by category · by group · panels · answer lists · parts
Ketamine · Drug and toxicology 3701-0 Ketobemidone (Urine, qualitative) · Drug and toxicology 3702-8 Ketobemidone (Urine) · Drug and toxicology 3703-6 Labetalol · Drug and toxicology 3704-4 Labetalol (Urine, qualitative) · Drug and toxicology 3705-1 Labetalol (Urine) · Drug and toxicology 3706-9 Labetalol in 24 hour Urine · Drug and toxicology 3707-7 Methotrimeprazine (Urine) · Drug and toxicology 3708-5 Levomepromazine (Urine) · Drug and toxicology 3709-3 Levorphanol · Drug and toxicology 3710-1 Levorphanol (Urine, qualitative) · Drug and toxicology 3711-9 Levorphanol (Urine) · Drug and toxicology 3712-7 Levorphanol in 24 hour Urine · Drug and toxicology 3713-5 Lidocaine · Drug and toxicology 3714-3 Lidocaine (qualitative) · Drug and toxicology 3715-0 Lidocaine (Urine, qualitative) · Drug and toxicology 3716-8 Lidocaine -->45 minutes post bolus dose · Drug and toxicology 3717-6 Lithium (Hair) · Drug and toxicology 3718-4 Lithium · Drug and toxicology 3719-2 Lithium (qualitative) · Drug and toxicology 3720-0 Lithium (Urine) · Drug and toxicology 3721-8 Lithium renal clearance in 24 hour Urine and Serum or Plasma · Drug and toxicology 3722-6 Lithium --trough · Drug and toxicology 3723-4 LORazepam · Drug and toxicology 3724-2 LORazepam (Urine) · Drug and toxicology 3725-9 Lormetazepam (Urine) · Drug and toxicology 3726-7 Loxapine (qualitative) · Drug and toxicology 3727-5 Loxapine · Drug and toxicology 3728-3 Loxapine (Urine, qualitative) · Drug and toxicology 3729-1 Lysergate diethylamide (qualitative) · Drug and toxicology 3730-9 Lysergate diethylamide · Drug and toxicology 3731-7 Lysergate diethylamide (Urine, qualitative) · Drug and toxicology 3732-5 Lysergate diethylamide (Urine) · Drug and toxicology 3733-3 Maprotiline (qualitative) · Drug and toxicology 3734-1 Maprotiline · Drug and toxicology 3735-8 Maprotiline · Drug and toxicology 3736-6 Maprotiline (Urine, qualitative) · Drug and toxicology 3737-4 Maprotiline (Urine) · Drug and toxicology 3738-2 Medazepam (Blood) · Drug and toxicology 3739-0 Medazepam (Urine) · Drug and toxicology 3740-8 Mefenorex (Urine, qualitative) · Drug and toxicology 3741-6 Mefenorex (Urine) · Drug and toxicology 3742-4 Mefenorex in 24 hour Urine · Drug and toxicology 3743-2 Meperidine (qualitative) · Drug and toxicology 3744-0 Meperidine · Drug and toxicology 3745-7 Meperidine (Urine, qualitative) · Drug and toxicology 3746-5 Meperidine (Urine) · Drug and toxicology 3747-3 Meperidine in 24 hour Urine · Drug and toxicology 3748-1 Mephenytoin · Drug and toxicology 3749-9 Mephobarbital · Drug and toxicology 3750-7