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 465 of 2,187 · by category · by group · panels · answer lists · parts
Theileria sp (Blood, qualitative, giemsa stain) · Microbiology 23482-3 Theileria sp (Tissue, qualitative, giemsa stain) · Microbiology 23483-1 Toxoplasma gondii Ab (qualitative) · Microbiology 23484-9 Toxoplasma gondii Ab (qualitative, agglutination) · Microbiology 23485-6 Toxoplasma gondii Ab (qualitative, latex agglutination) · Microbiology 23486-4 Transmissible gastroenteritis virus Ab (qualitative) · Microbiology 23487-2 Transmissible gastroenteritis virus neutralizing antibody (qualitative, neutralization test) · Microbiology 23488-0 Transmissible gastroenteritis virus Ab · Microbiology 23489-8 Transmissible gastroenteritis virus Ab (qualitative) · Microbiology 23490-6 Transmissible gastroenteritis virus Ab (qualitative, immunoassay) · Microbiology 23491-4 Transmissible gastroenteritis virus neutralizing antibody (neutralization test) · Microbiology 23492-2 Transmissible gastroenteritis virus Ag in Specimen (qualitative, neutralization test) · Microbiology 23493-0 Transmissible gastroenteritis virus Ag (Stool, qualitative, immunoassay) · Microbiology 23494-8 Transmissible gastroenteritis virus Ag in Specimen (qualitative, immune stain) · Microbiology 23495-5 Transmissible gastroenteritis virus Ag in Small intestine Tissue (qualitative, immune stain) · Microbiology 23496-3 Transmissible gastroenteritis virus Ag in Small intestine Tissue (qualitative, immunofluorescence) · Microbiology 23497-1 Transmissible gastroenteritis virus RNA in Specimen (qualitative, probe) · Microbiology 23498-9 Trichinella spiralis (Tissue, qualitative, light microscopy) · Microbiology 23499-7 Tritrichomonas foetus Ab in Genital mucus (qualitative) · Microbiology 23500-2 Tritrichomonas foetus Ab in Genital mucus (qualitative, agglutination) · Microbiology 23501-0 Tritrichomonas foetus Ag from Fetus (Tissue, qualitative, immune stain) · Microbiology 23502-8 Tritrichomonas foetus Ag in Placenta (qualitative, immune stain) · Microbiology 23503-6 Tritrichomonas foetus DNA in Specimen (qualitative, naa with probe detection) · Microbiology 23504-4 Tritrichomonas foetus DNA in Genital fluid (qualitative, naa with probe detection) · Microbiology 23505-1 Tritrichomonas foetus reaction wheal --post 0.1 mL tricin intradermal · CHALSKIN 23506-9 Trypanosoma brucei DNA (Blood, qualitative, naa with probe detection) · Microbiology 23507-7 Trypanosoma congolense DNA (Blood, qualitative, naa with probe detection) · Microbiology 23508-5 Trypanosoma equiperdum (Body Fluid, qualitative, light microscopy) · Microbiology 23509-3 Trypanosoma equiperdum Ab (complement fixation) · Microbiology 23510-1 Trypanosoma equiperdum Ab (qualitative, complement fixation) · Microbiology 23511-9 Trypanosoma equiperdum Ab (qualitative, immunoassay) · Microbiology 23512-7 Trypanosoma equiperdum Ab (qualitative, immunofluorescence) · Microbiology 23513-5 Trypanosoma equiperdum Ab (qualitative, immune diffusion (id)) · Microbiology 23514-3 Trypanosoma equiperdum Ab (qualitative) · Microbiology 23515-0 Trypanosoma equiperdum Ab (qualitative) · Microbiology 23516-8 Trypanosoma equiperdum Ab · Microbiology 23517-6 Trypanosoma evansi in Aspirate (qualitative, thick film) · Microbiology 23518-4 Trypanosoma evansi in Aspirate (qualitative, thin film) · Microbiology 23519-2 Trypanosoma evansi in Aspirate (qualitative, wet preparation) · Microbiology 23520-0 Trypanosoma evansi Ab · Microbiology 23521-8 Trypanosoma evansi Ab (qualitative) · Microbiology 23522-6 Trypanosoma evansi Ab (qualitative, agglutination) · Microbiology 23523-4 Trypanosoma evansi Ab (immunoassay) · Microbiology 23524-2 Trypanosoma evansi Ab (qualitative) · Microbiology 23525-9 Trypanosoma evansi Ab (qualitative, immunofluorescence) · Microbiology 23526-7 Trypanosoma evansi Ab (qualitative, agglutination) · Microbiology 23527-5 Trypanosoma evansi Ag (Blood, qualitative, immunoassay) · Microbiology 23528-3 Trypanosoma evansi DNA in Specimen (qualitative, naa with probe detection) · Microbiology 23529-1 Trypanosoma evansi rRNA in Specimen (qualitative, probe) · Microbiology 23530-9 Trypanosoma sp Ab (qualitative, immunoassay) · Microbiology 23531-7