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 417 of 2,187 · by category · by group · panels · answer lists · parts
Green Ash IgE Ab · Allergy 21078-1 Green Ash IgE Ab RAST class (qualitative) · Allergy 21079-9 Asialoganglioside GM1 Ab · Serology 21080-7 ASPA gene mutations found or Tissue (Blood, molecular genetics method nominal) · Molecular pathology, mutations 21081-5 Asparagus IgG Ab RAST class (qualitative) · Allergy 21082-3 Aspen IgE Ab RAST class (qualitative) · Allergy 21083-1 Aspergillus flavus Ab (CSF, qualitative, immune diffusion (id)) · Microbiology 21084-9 Aspergillus fumigatus Ab (CSF, qualitative, immune diffusion (id)) · Microbiology 21085-6 Aspergillus niger Ab (CSF, qualitative, immune diffusion (id)) · Microbiology 21086-4 Aspergillus terreus IgE Ab RAST class (qualitative) · Allergy 21087-2 Azinphos-methyl (Urine) · Drug and toxicology 21088-0 Babesia microti DNA (Blood, qualitative, naa with probe detection) · Microbiology 21089-8 Banana IgG Ab RAST class (qualitative) · Allergy 21090-6 Barbiturates present (screen method) · Drug and toxicology 21091-4 Barley IgG Ab RAST class (qualitative) · Allergy 21092-2 Basement membrane IgG Ab (immunofluorescence) · Serology 21093-0 Basophils/Leukocytes in Sputum (manual count) · Hematology and blood count 21094-8 BCL2 gene rearrangements or Tissue (Blood, qualitative, molecular genetics method) · MOLPATH.REARRANGE 21095-5 Black Bean IgE Ab · Allergy 21096-3 Black Bean IgE Ab RAST class (qualitative) · Allergy 21097-1 Green Bean IgG Ab RAST class (qualitative) · Allergy 21098-9 Red Kidney Bean IgG Ab RAST class (qualitative) · Allergy 21099-7 Mung Bean IgG Ab RAST class (qualitative) · Allergy 21100-3 Pinto Bean IgG Ab RAST class (qualitative) · Allergy 21101-1 Soybean IgG Ab RAST class (qualitative) · Allergy 21102-9 Soybean dust IgE Ab RAST class (qualitative) · Allergy 21104-5 Yellow Bean IgG Ab RAST class (qualitative) · Allergy 21105-2 Beef IgG Ab RAST class (qualitative) · Allergy 21106-0 Bendiocarb (Urine) · Drug and toxicology 21107-8 Beta 2 glycoprotein 1 IgA Ab · Coagulation 21108-6 Beta lactoglobulin IgG Ab RAST class (qualitative) · Allergy 21109-4 Beta-N-acetylhexosaminidase.B/Beta-n-acetylhexosaminidase.total (Blood) · Chemistry 21110-2 Beta-N-acetylhexosaminidase.B/Beta-n-acetylhexosaminidase.total · Chemistry 21111-0 Birth date · MISC 21112-8 Bismuth in 24 hour Urine · Drug and toxicology 21113-6 Blasts/100 leukocytes (automated count) · Hematology and blood count 21114-4 Blueberry IgG Ab RAST class (qualitative) · Allergy 21115-1 Borrelia burgdorferi 66kD IgM Ab (qualitative, immunoblot) · Microbiology 21116-9 Borrelia burgdorferi 93kD IgM Ab (qualitative, immunoblot) · Microbiology 21117-7 Borrelia burgdorferi IgG Ab (Synovial Fluid, qualitative, immunoassay) · Microbiology 21118-5 Borrelia burgdorferi IgM Ab (Synovial Fluid, qualitative, immunoassay) · Microbiology 21119-3 Borrelia burgdorferi DNA (Urine, qualitative, naa with probe detection) · Microbiology 21120-1 Borrelia hermsii IgG Ab (immunofluorescence) · Microbiology 21121-9 Borrelia hermsii IgM Ab (immunofluorescence) · Microbiology 21122-7 Wheat Bran IgE Ab RAST class (qualitative) · Allergy 21123-5 Broccoli IgG Ab RAST class (qualitative) · Allergy 21124-3 Brush border Ab (immunofluorescence) · Serology 21125-0 Brussel Sprouts IgG Ab RAST class (qualitative) · Allergy 21126-8 Cabbage IgG Ab RAST class (qualitative) · Allergy 21127-6 Cadmium in Nail · Drug and toxicology 21128-4