LOINC categories
The official LOINC component hierarchy. For the consumer categories, see Categories.
4,391 categories · page 1 of 44 · all codes
{component} · 5382 biomarkers LP432695-7 Laboratory · 5377 biomarkers LP29693-6 Chemistry and Chemistry - challenge · 2661 biomarkers LP343631-0 Chemistry - non-challenge · 2650 biomarkers LP7786-9 Lab terms not yet categorized · 1173 biomarkers LP248770-2 Hematology and Cell counts · 587 biomarkers LP7803-2 Hematology · 535 biomarkers LP30786-5 Amino acids · 419 biomarkers LP18033-8 Cell Fractions/Differential · 396 biomarkers LP19481-8 Lipids · 390 biomarkers LP15705-4 Myeloid cells · 359 biomarkers LP15094-3 Endocrine · 345 biomarkers LP31396-2 Leukocytes · 318 biomarkers LP14419-3 Protein · 288 biomarkers LP15838-3 Urinalysis · 282 biomarkers LP7851-1 Coagulation · 209 biomarkers LP7788-5 Drug toxicology · 187 biomarkers LP7790-1 Microbiology · 176 biomarkers LP7819-8 Microbiology and Antimicrobial susceptibility · 176 biomarkers LP343406-7 Microorganism · 173 biomarkers LP14559-6 Drugs · 145 biomarkers LP18046-0 Carnitine · 139 biomarkers LP14482-1 Acylcarnitine · 137 biomarkers LP15318-6 Carnitine esters · 137 biomarkers LP14483-9 Granulocytes · 135 biomarkers LP18643-4 Enzymes (see also Inborn errors metabolism lysosomal) · 134 biomarkers LP31392-1 Fatty acids · 113 biomarkers LP14488-8 Gases and acid/Base · 109 biomarkers LP31400-2 Bacteria · 96 biomarkers LP98185-9 Adrenal Cortex · 95 biomarkers LP31653-6 Cells · 92 biomarkers LP14738-6 Porphyrins · 90 biomarkers LP14913-5 Renal function · 89 biomarkers LP31398-8 Small molecules · 84 biomarkers LP31415-0 Crystals · 81 biomarkers LP16849-9 Nucelotides/sides and derivatives · 81 biomarkers LP31405-1 Sugars/Sugar metabolism · 77 biomarkers LP31399-6 Globulin · 71 biomarkers LP14885-5 Catecholamines · 68 biomarkers LP15090-1 Platelet Function · 68 biomarkers LP31621-3 Liver function (excluding enzymes) · 67 biomarkers LP31397-0 Electrolytes - single valence · 66 biomarkers LP19403-2 Casts · 65 biomarkers LP14044-9 Inborn errors metabolism lysosomal · 63 biomarkers LP31406-9 Albumin · 61 biomarkers LP6118-6 Lymphocytes · 61 biomarkers LP14540-6 Controlled substances and drugs of abuse · 59 biomarkers LP31448-1 Sterols · 59 biomarkers LP183760-0 Mineral, bone, joint, connective tissue · 58 biomarkers LP31413-5 Monocytes+Macrophages · 53 biomarkers LP14312-0 Neutrophils · 53 biomarkers LP14267-6 Immunoglobulins · 51 biomarkers LP31769-0 Platelet aggregation · 51 biomarkers LP29282-8 Platelet aggregation | Platelet rich plasma | Coagulation · 51 biomarkers LP417487-8 Routine · 51 biomarkers LP31624-7 Vitamins · 50 biomarkers LP31395-4 Albumin | Urine | Chemistry - non-challenge · 49 biomarkers LP384489-3 Blood smear finding · 47 biomarkers LP16873-9 Androgens- · 45 biomarkers LP31654-4 Glucose · 45 biomarkers LP14635-4 Miscellaneous Hematology · 44 biomarkers LP30865-7 Lipoproteins · 43 biomarkers LP15711-2 Monocytes · 43 biomarkers LP14313-8 Clotting factors · 42 biomarkers LP31623-9 Erythrocytes · 41 biomarkers LP14304-7 General terms · 41 biomarkers LP31418-4 Thrombosis · 41 biomarkers LP31622-1 Creatinine · 40 biomarkers LP14355-9 Progestational Hormones- · 40 biomarkers LP31663-5 Virus · 40 biomarkers LP14855-8 Bacteria · 39 biomarkers LP14082-9 Hemolysis tests · 39 biomarkers LP31616-3 Osmotic fragility · 39 biomarkers LP14318-7 Cholesterol · 36 biomarkers LP15493-7 Polyunsaturated fatty acids · 36 biomarkers LP33083-4 Analytes · 35 biomarkers LP40317-7 Osmotic fragility | Red Blood Cells | Hematology and Cell counts · 35 biomarkers LP393817-4 Tumor markers · 35 biomarkers LP31412-7 Cell markers · 34 biomarkers LP7783-6 Cortisol · 34 biomarkers LP14161-1 Choriogonadotropin · 32 biomarkers LP14651-1 Lipoprotein fractions · 32 biomarkers LP16874-7 Oxygen · 32 biomarkers LP14536-4 Elements and Elemental Ions · 31 biomarkers LP31434-1 Glycine · 31 biomarkers LP15620-5 Hemoglobin · 31 biomarkers LP14449-0 Alpha globulin · 30 biomarkers LP31743-5 Newborn screening panel · 30 biomarkers LP33025-5 Epithelial cells · 29 biomarkers LP14043-1 Narcotics · 29 biomarkers LP18149-2 Beta globulin · 28 biomarkers LP15835-9 Bile acid · 28 biomarkers LP15444-0 Carbon dioxide · 27 biomarkers LP15150-3 Eosinophils · 27 biomarkers LP14539-8 Immunoglobulin light chains · 27 biomarkers LP15155-2 Metanephrines · 27 biomarkers LP14467-2 Erythroid cells · 26 biomarkers LP35614-4 Nonhematic cells · 26 biomarkers LP18500-6 pH · 26 biomarkers LP14752-7 Crystals and calculi · 25 biomarkers LP31771-6