LOINC categories
The official LOINC component hierarchy. For the consumer categories, see Categories.
4,391 categories · page 13 of 44 · all codes
Calcium oxalate dihydrate crystals · 2 biomarkers LP18873-7 Calcium oxalate dihydrate crystals | Calculus (stone) | Chemistry - non-challenge · 2 biomarkers LP386711-8 Calcium phosphate crystals | Urine sediment | Urinalysis · 2 biomarkers LP402392-7 Calcium sulfate crystals · 2 biomarkers LP16848-1 Calcium sulfate crystals | Urine sediment | Urinalysis · 2 biomarkers LP402394-3 Calcium.ionized | Blood | Chemistry - non-challenge · 2 biomarkers LP385973-5 Campesterol · 2 biomarkers LP99350-8 Campesterol | Serum or Plasma | Chemistry - non-challenge · 2 biomarkers LP382383-0 Candida sp · 2 biomarkers LP14808-7 Candida sp | Vaginal | Microbiology · 2 biomarkers LP444570-8 Carbon dioxide | Blood cord arterial | Chemistry - non-challenge · 2 biomarkers LP383325-0 Carboxy tetrahydrocannabinol · 2 biomarkers LP14468-0 Carboxy tetrahydrocannabinol | Urine | Drug toxicology · 2 biomarkers LP389659-6 Carnitine free (C0) | Urine | Chemistry - non-challenge · 2 biomarkers LP381554-7 Casts | Urine | Urinalysis · 2 biomarkers LP402424-8 CD19 cells · 2 biomarkers LP17749-0 CD3 cells | Blood | Cell markers · 2 biomarkers LP399355-9 CD3+CD4+ (T4 helper) cells | XXX | Cell markers · 2 biomarkers LP400178-2 CD3+CD8+ (T8 suppressor) cells | Blood | Cell markers · 2 biomarkers LP400212-9 CD45 (Lymphs) cells · 2 biomarkers LP17732-6 CD45 (Lymphs) cells | Blood | Cell markers · 2 biomarkers LP399753-5 CD56 cells · 2 biomarkers LP14521-6 Chenodeoxycholate+Cholate · 2 biomarkers LP411043-5 Chlamydia trachomatis | Cervix | Microbiology · 2 biomarkers LP374500-9 Cholestanol | Serum or Plasma | Chemistry - non-challenge · 2 biomarkers LP382384-8 Cholesterol | Serum or Plasma | Chemistry - non-challenge · 2 biomarkers LP382412-7 Cholesterol crystals | Urine sediment | Urinalysis · 2 biomarkers LP402396-8 Cholesterol in HDL | Serum or Plasma | Chemistry - non-challenge · 2 biomarkers LP382427-5 Cholesterol in VLDL | Serum or Plasma | Chemistry - non-challenge · 2 biomarkers LP382464-8 Cholesterol non HDL · 2 biomarkers LP36472-6 Cholesterol non HDL | Serum or Plasma | Chemistry - non-challenge · 2 biomarkers LP382438-2 Cholinesterase | Serum or Plasma | Chemistry - non-challenge · 2 biomarkers LP382900-1 Choriogonadotropin.intact+Beta subunit · 2 biomarkers LP36886-7 Choriogonadotropin.intact+Beta subunit | Serum or Plasma | Chemistry - non-challenge · 2 biomarkers LP381447-4 Chromium · 2 biomarkers LP16812-7 Chronic leukemia markers · 2 biomarkers LP36897-4 Chronic leukemia markers | XXX | Cell markers · 2 biomarkers LP400833-2 clonazePAM · 2 biomarkers LP16086-8 Clostridioides difficile | Stool | Microbiology · 2 biomarkers LP374643-7 Clot firmness reduction · 2 biomarkers LP129070-1 Clot firmness reduction | Blood | Coagulation · 2 biomarkers LP394089-9 Coagulation factor II inhibitor · 2 biomarkers LP31522-3 Coagulation factor II inhibitor | Platelet poor plasma | Coagulation · 2 biomarkers LP394161-6 Coagulation factor IX inhibitor · 2 biomarkers LP29020-2 Coagulation factor IX inhibitor | Platelet poor plasma | Coagulation · 2 biomarkers LP394192-1 Coagulation factor V inhibitor · 2 biomarkers LP29021-0 Coagulation factor V inhibitor | Platelet poor plasma | Coagulation · 2 biomarkers LP394166-5 Coagulation factor VII inhibitor · 2 biomarkers LP29022-8 Coagulation factor VII inhibitor | Platelet poor plasma | Coagulation · 2 biomarkers LP394175-6 Coagulation factor VIII · 2 biomarkers LP14702-2 Coagulation factor VIII activity · 2 biomarkers LP32958-8 Coagulation factor VIII activity | Platelet poor plasma | Coagulation · 2 biomarkers LP394181-4 Coagulation factor X inhibitor · 2 biomarkers LP29024-4 Coagulation factor X inhibitor | Platelet poor plasma | Coagulation · 2 biomarkers LP394202-8 Coagulation factor XI inhibitor · 2 biomarkers LP29025-1 Coagulation factor XI inhibitor | Platelet poor plasma | Coagulation · 2 biomarkers LP394208-5 Coagulation normal/actual · 2 biomarkers LP449104-1 Coagulation normal/actual | Platelet poor plasma | Coagulation · 2 biomarkers LP450579-0 Cobalamin · 2 biomarkers LP15505-8 Cobalt · 2 biomarkers LP14368-2 Codeine · 2 biomarkers LP16093-4 Codeine | Urine | Drug toxicology · 2 biomarkers LP389854-3 Collagen crosslinked N-telopeptide | Urine | Chemistry - non-challenge · 2 biomarkers LP385998-2 Complement C1 esterase inhibitor · 2 biomarkers LP14797-2 Complement total hemolytic · 2 biomarkers LP29037-6 Complement total hemolytic CH50 · 2 biomarkers LP29040-0 Complement total hemolytic CH50 | Serum or Plasma | Hematology and Cell counts · 2 biomarkers LP393687-1 Copper · 2 biomarkers LP16814-3 Coproporphyrin | Serum or Plasma | Chemistry - non-challenge · 2 biomarkers LP386414-9 Coproporphyrin | Urine | Chemistry - non-challenge · 2 biomarkers LP386416-4 Coproporphyrin 1 | Urine | Chemistry - non-challenge · 2 biomarkers LP386419-8 Cortisol Free | Serum or Plasma | Chemistry - non-challenge · 2 biomarkers LP381064-7 Cotinine · 2 biomarkers LP14564-6 Cotinine | Urine | Drug toxicology · 2 biomarkers LP387897-4 Creatine | Serum or Plasma | Chemistry - non-challenge · 2 biomarkers LP382609-8 Creatinine | Blood | Chemistry - non-challenge · 2 biomarkers LP385350-6 Cryoproteins · 2 biomarkers LP18699-6 Crystals | Synovial fluid | Hematology and Cell counts · 2 biomarkers LP393799-4 Crystals | Urine | Urinalysis · 2 biomarkers LP402378-6 cycloSPORINE · 2 biomarkers LP16098-3 cycloSPORINE | Blood | Drug toxicology · 2 biomarkers LP390573-6 Cystic fibrosis · 2 biomarkers LP56779-9 Cystic fibrosis | DBS | Chemistry - non-challenge · 2 biomarkers LP385902-4 Cystine crystals | Urine sediment | Urinalysis · 2 biomarkers LP402401-6 Cytidine · 2 biomarkers LP201693-1 Cytology report | Cervix or Vagina | Cytology · 2 biomarkers LP404345-3 Cytosine · 2 biomarkers LP201692-3 D-serine · 2 biomarkers LP201661-8 Decanoate (C10:0) · 2 biomarkers LP33055-2 Decanoylcarnitine (C10) · 2 biomarkers LP19317-4 Decenoate (C10:1) · 2 biomarkers LP33056-0 Decenoylcarnitine (C10:1) · 2 biomarkers LP29044-2 Dehydroepiandrosterone | Serum or Plasma | Chemistry - non-challenge · 2 biomarkers LP381153-8 Dehydroepiandrosterone sulfate · 2 biomarkers LP15527-2 Dehydroepiandrosterone sulfate | Serum or Plasma | Chemistry - non-challenge · 2 biomarkers LP381157-9 Delta aminolevulinate | Urine | Chemistry - non-challenge · 2 biomarkers LP386439-6 Deoxyadenosine · 2 biomarkers LP99925-7 Deoxyguanosine · 2 biomarkers LP99926-5 Deoxyinosine · 2 biomarkers LP99927-3 Deoxyuridine · 2 biomarkers LP61824-6