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 61 of 2,187 · by category · by group · panels · answer lists · parts
Thiocyanate (Blood) · Drug and toxicology 3001-5 Thiocyanate · Drug and toxicology 3002-3 Thiocyanate (qualitative) · Drug and toxicology 3003-1 Thiocyanate (Urine) · Drug and toxicology 3004-9 Thiosulfate renal clearance in 24 hour Urine and Serum or Plasma · Chemistry 3005-6 Threonine (CSF) · Chemistry 3006-4 Threonine (qualitative) · Chemistry 3007-2 Threonine · Chemistry 3008-0 Threonine (Urine) · Chemistry 3009-8 Threonine in 24 hour Urine · Chemistry 3010-6 Thromboxane alpha 2 · Chemistry 3011-4 Thromboxane beta 2 · Chemistry 3012-2 Thyroglobulin · Chemistry 3013-0 Thyroid stimulating immunoglobulins · Chemistry 3014-8 Thyrotropin (Blood) · Chemistry 3015-5 Thyrotropin · Chemistry 3016-3 Thyrotropin binding inhibitory immunoglobulins · Chemistry 3017-1 Thyrotropin releasing hormone · Chemistry 3018-9 Thyrotropin.long acting (qualitative) · Chemistry 3019-7 Thyroxine binding globulin (Blood) · Chemistry 3020-5 Thyroxine binding globulin · Chemistry 3021-3 Thyroxine free index · Chemistry 3022-1 Thyroxine (T4) uptake · Chemistry 3023-9 Thyroxine (T4) free · Chemistry 3024-7 Thyroxine (T4) (Blood) · Chemistry 3025-4 Thyroxine (T4) · Chemistry 3026-2 Thyroxine (T4)/Thyroxine binding globulin · Chemistry 3027-0 Thyroxine (T4)/Triiodothyronine (T3) uptake index · Chemistry 3028-8 Transcobalamin I · Chemistry 3029-6 Transcobalamin II · Chemistry 3030-4 Transcobalamin III · Chemistry 3031-2 Transcobalamin · Chemistry 3032-0 Transcortin · Chemistry 3033-8 Transferrin · Chemistry 3034-6 Transferrin (Urine) · Chemistry 3035-3 Transketolase · Chemistry 3036-1 Prealbumin · Chemistry 3037-9 Trehalase (Urine) · Chemistry 3038-7 Lipase (Amniotic Fluid) · Chemistry 3039-5 Lipase · Chemistry 3040-3 Trichloroacetate (Urine) · Drug and toxicology 3041-1 Chloral hydrate · Drug and toxicology 3042-9 Triglyceride (Blood) · Chemistry 3043-7 Triglyceride+ester in HDL · Chemistry 3044-5 Triglyceride+ester in IDL · Chemistry 3045-2 Triglyceride+ester in LDL · Chemistry 3046-0 Triglyceride+ester in VLDL · Chemistry 3047-8 Triglyceride --fasting · Challenge tests 3048-6 Triglyceride · Chemistry 3049-4 Triiodothyronine resin uptake (T3RU) · Chemistry 3050-2