LOINC categories

The official LOINC component hierarchy. For the consumer categories, see Categories.

4,391 categories · page 4 of 44 · all codes

LOINC categoryPartBiomarkers
Tyrosine LP15793-0 8
Urea nitrogen | Serum or Plasma | Chemistry - non-challenge LP385464-5 8
1-Methylhistidine LP15279-0 7
3-Methylhistidine LP15303-8 7
5-Hydroxyindoleacetate LP15097-6 7
Activated clotting time (ACT) | Blood | Coagulation LP393980-0 7
Alpha aminobutyrate LP15353-3 7
Ammonia LP14071-2 7
Amphetamines LP16034-8 7
Anserine LP15393-9 7
Asparagine LP15424-2 7
Beta 1 globulin LP31518-1 7
Beta 2 globulin LP31519-9 7
Carnosine LP15476-2 7
Chlamydia trachomatis LP14298-1 7
Citrate LP14741-0 7
Clostridioides difficile LP16813-5 7
Clostridium sp LP30497-9 7
Clot formation | Blood | Coagulation LP393989-1 7
Creatine kinase isoenzymes LP32868-9 7
Cystathionine LP15519-9 7
Dehydroepiandrosterone | Urine | Chemistry - non-challenge LP381154-6 7
Ethanol LP14348-4 7
Glutamine LP15609-8 7
Guanidinoacetate LP30825-1 7
Histiocytes LP18378-7 7
Homocystine LP15641-1 7
Homovanillate LP15096-8 7
Hydroxyproline LP15650-2 7
Immunosuppressives LP31454-9 7
Isovalerylcarnitine+Methylbutyrylcarnitine (C5) LP70195-0 7
Lactate dehydrogenase isoenzymes LP32869-7 7
Mandelate LP18233-4 7
Metanephrines | Urine | Chemistry - non-challenge LP381248-6 7
Opiates LP14565-3 7
Oxalate LP15761-7 7
Oxygen content LP30884-8 7
Phosphoethanolamine LP15158-6 7
Phosphoserine LP14889-7 7
Prealbumin LP15837-5 7
Prostate specific LP14689-1 7
Sarcosine LP15859-9 7
Taurine LP15878-9 7
Triple phosphate crystals LP16860-6 7
Uracil LP18455-3 7
Vanillylmandelate LP15947-2 7
1,1-Dimethoxy-(9Z)octadecene (DMA 18:1) LP182321-2 6
11-Deoxytetrahydrocorticosterone LP220341-4 6
11-Deoxytetrahydrocorticosterone | Urine | Chemistry - non-challenge LP381000-1 6
16-Alpha hydroxydehydroepiandrosterone LP36719-0 6
16-Alpha hydroxydehydroepiandrosterone | Urine | Chemistry - non-challenge LP381130-6 6
3-Hydroxytrimethyl-L-lysine LP200265-9 6
Alkaline phosphatase.liver LP15349-1 6
Alpha aminoadipate LP15354-1 6
Alpha cortolone LP36732-3 6
Alpha cortolone | Urine | Chemistry - non-challenge LP381071-2 6
Amino beta guanidinopropionate LP18119-5 6
Antiarrythmic drugs LP31459-8 6
Beta cortolone LP36734-9 6
Beta cortolone | Urine | Chemistry - non-challenge LP381075-3 6
Beta-N-acetylhexosaminidase LP14022-5 6
Calcium carbonate crystals LP32873-9 6
Complement LP16404-3 6
Coproporphyrin 1 LP18633-5 6
Cortisol | Serum or Plasma | Chemistry - non-challenge LP381061-3 6
Creatinine | Dialysis fluid peritoneal | Chemistry - non-challenge LP385355-5 6
Cytomegalovirus LP14255-1 6
EPINEPHrine LP15027-3 6
Erythrocyte inclusion bodies LP64195-8 6
Erythrocyte size LP19269-7 6
Gamma butyrobetaine LP200429-1 6
Genes LP32747-5 6
HIV 1 | Serum or Plasma | Microbiology LP378019-6 6
IgA LP14669-3 6
Interpretation LP21032-5 6
Keto acids LP31728-6 6
Lactate LP15686-6 6
Lipoprotein.alpha LP15708-8 6
Maximum clot firmness LP69286-0 6
Maximum clot firmness | Blood | Coagulation LP394028-7 6
Metamyelocytes LP15075-2 6
Myelocytes LP15077-8 6
Normetanephrine | Urine | Chemistry - non-challenge LP381256-9 6
Orotate LP15756-7 6
Other cells LP65491-0 6
Oval fat bodies (globules) LP16852-3 6
Potassium | Serum or Plasma | Chemistry - non-challenge LP386618-5 6
Pregnanetriol LP15816-9 6
Promyelocytes LP15084-4 6
Propionylcarnitine (C3) LP19303-4 6
Rubella virus LP14416-9 6
Rubella virus | Serum | Microbiology LP444707-6 6
Spermatozoa Motile LP17190-7 6
Streptococcus pyogenes LP15188-3 6
Tetradecenoylcarnitine (C14:1) LP19322-4 6
Toxins and poisons LP31432-5 6
Troponin T.cardiac delta LP435807-5 6
Troponin T.cardiac delta | Serum or Plasma | Chemistry - non-challenge LP436950-2 6
Urea nitrogen | Dialysis fluid peritoneal | Chemistry - non-challenge LP385460-3 6
von Willebrand factor (vWf) LP16906-7 6