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 69 of 2,187 · by category · by group · panels · answer lists · parts
Benzthiazide in 24 hour Urine · Drug and toxicology 3401-7 Bolasterone (Urine, qualitative) · Drug and toxicology 3402-5 Bolasterone (Urine) · Drug and toxicology 3403-3 Bolasterone in 24 hour Urine · Drug and toxicology 3404-1 Bromazepam · Drug and toxicology 3405-8 Bromazepam (Urine) · Drug and toxicology 3406-6 Brompheniramine (qualitative) · Drug and toxicology 3407-4 Brompheniramine (Urine, qualitative) · Drug and toxicology 3408-2 Bumetanide (Urine, qualitative) · Drug and toxicology 3409-0 Bumetanide (Urine) · Drug and toxicology 3410-8 Bumetanide in 24 hour Urine · Drug and toxicology 3411-6 Bupivacaine · Drug and toxicology 3412-4 Buprenorphine · Drug and toxicology 3413-2 Buprenorphine (Urine, qualitative) · Drug and toxicology 3414-0 Buprenorphine (Urine) · Drug and toxicology 3415-7 Buprenorphine in 24 hour Urine · Drug and toxicology 3416-5 Butabarbital (qualitative) · Drug and toxicology 3417-3 Butabarbital · Drug and toxicology 3418-1 Butabarbital (Urine, qualitative) · Drug and toxicology 3419-9 Butalbital (qualitative) · Drug and toxicology 3420-7 Butalbital (Urine, qualitative) · Drug and toxicology 3421-5 Caffeine · Drug and toxicology 3422-3 Caffeine (Urine, qualitative) · Drug and toxicology 3423-1 Caffeine (Urine) · Drug and toxicology 3424-9 Cannabinoids (qualitative) · Drug and toxicology 3425-6 Tetrahydrocannabinol (Urine, qualitative) · Drug and toxicology 3426-4 Cannabinoids (Urine, qualitative) · Drug and toxicology 3427-2 Canrenone (Urine, qualitative) · Drug and toxicology 3428-0 Canrenone (Urine) · Drug and toxicology 3429-8 Canrenone in 24 hour Urine · Drug and toxicology 3430-6 carBAMazepine (qualitative) · Drug and toxicology 3431-4 carBAMazepine · Drug and toxicology 3432-2 carBAMazepine free · Drug and toxicology 3433-0 Carbenicillin · Drug and toxicology 3434-8 Carboxy tetrahydrocannabinol (Urine, qualitative) · Drug and toxicology 3435-5 Carboxy tetrahydrocannabinol (Urine) · Drug and toxicology 3436-3 Carisoprodol · Drug and toxicology 3437-1 Cathine (Urine, qualitative) · Drug and toxicology 3438-9 Cathine (Urine) · Drug and toxicology 3439-7 Cathine in 24 hour Urine · Drug and toxicology 3440-5 Cefamandole · Drug and toxicology 3441-3 ceFAZolin · Drug and toxicology 3442-1 ceFAZolin · Drug and toxicology 3443-9 Cefonicid · Drug and toxicology 3444-7 Cefoperazone · Drug and toxicology 3445-4 Cefotaxime · Drug and toxicology 3446-2 cefoTEtan · Drug and toxicology 3447-0 cefOXitin · Drug and toxicology 3448-8 cefTAZidime · Drug and toxicology 3449-6 Ceftizoxime · Drug and toxicology 3450-4