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 81 of 2,187 · by category · by group · panels · answer lists · parts
Protriptyline (Urine, qualitative) · Drug and toxicology 4001-4 Protriptyline --trough · Drug and toxicology 4002-2 Pseudoephedrine (Urine, qualitative) · Drug and toxicology 4003-0 Pseudoephedrine (Urine) · Drug and toxicology 4004-8 Pseudoephedrine in 24 hour Urine · Drug and toxicology 4005-5 Pyrilamine (Blood) · Drug and toxicology 4006-3 Pyrilamine (qualitative) · Drug and toxicology 4007-1 Pyrilamine · Drug and toxicology 4008-9 Pyrilamine (Urine, qualitative) · Drug and toxicology 4009-7 Pyrilamine (Urine) · Drug and toxicology 4010-5 Pyrovalerone (Urine, qualitative) · Drug and toxicology 4011-3 Pyrovalerone (Urine) · Drug and toxicology 4012-1 Pyrovalerone in 24 hour Urine · Drug and toxicology 4013-9 quiNIDine (Blood) · Drug and toxicology 4014-7 quiNIDine (Urine, qualitative) · Drug and toxicology 4015-4 quiNIDine+Quinine (qualitative) · Drug and toxicology 4016-2 quiNIDine --trough · Drug and toxicology 4017-0 quiNINE (Blood) · Drug and toxicology 4018-8 quiNINE · Drug and toxicology 4019-6 quiNINE (Urine, qualitative) · Drug and toxicology 4020-4 rifAMPin · Drug and toxicology 4021-2 Salicylamide · Drug and toxicology 4022-0 Salicylates (qualitative) · Drug and toxicology 4023-8 Salicylates · Drug and toxicology 4024-6 Salicylates (Urine, qualitative) · Drug and toxicology 4025-3 Salicylates (Urine) · Drug and toxicology 4026-1 Secobarbital (qualitative) · Drug and toxicology 4027-9 Secobarbital · Drug and toxicology 4028-7 Secobarbital (Urine, qualitative) · Drug and toxicology 4029-5 Sotalol (Urine, qualitative) · Drug and toxicology 4030-3 Sotalol (Urine) · Drug and toxicology 4031-1 Sotalol in 24 hour Urine · Drug and toxicology 4032-9 Spironolactone (Urine) · Drug and toxicology 4033-7 Spironolactone (Urine) · Drug and toxicology 4034-5 Spironolactone in 24 hour Urine · Drug and toxicology 4035-2 Stanozolol (Urine, qualitative) · Drug and toxicology 4036-0 Stanozolol (Urine) · Drug and toxicology 4037-8 Stanozolol in 24 hour Urine · Drug and toxicology 4038-6 Streptomycin · Drug and toxicology 4039-4 Sulfonamide · Drug and toxicology 4040-2 Sulfonamide or Blood (qualitative) · Drug and toxicology 4041-0 Sulfonamide (Urine) · Drug and toxicology 4042-8 Teicoplanin · Drug and toxicology 4043-6 Tetracaine · Drug and toxicology 4044-4 Tetracycline · Drug and toxicology 4045-1 Tetrahydrocortisone (Urine) · Drug and toxicology 4046-9 Theophylline (Blood) · Drug and toxicology 4047-7 Theophylline (oral fluid) (Saliva) · Drug and toxicology 4048-5 Theophylline · Drug and toxicology 4049-3 Thiopental · Drug and toxicology 4050-1