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 133 of 2,187 · by category · by group · panels · answer lists · parts
Influenza virus identified in Sputum (organism specific culture) · Microbiology 6601-9 Influenza virus identified in Sputum tracheal aspirate (organism specific culture) · Microbiology 6602-7 Influenza virus identified in Throat (organism specific culture) · Microbiology 6603-5 Influenza virus identified in Specimen (organism specific culture) · Microbiology 6604-3 Leptospira interrogans Ag (Tissue, qualitative, immunofluorescence) · Microbiology 6605-0 Brugia malayi Ab (qualitative, immunoassay) · Microbiology 6606-8 Microscopic observation (Tissue, dark field examination) · Microbiology 6607-6 Virus identified in Isolate (culture) · Microbiology 6608-4 Listeria sp identified in Specimen (organism specific culture) · Microbiology 6609-2 Haemophilus influenzae A Ag (CSF, qualitative, immunofluorescence) · Microbiology 6610-0 Haemophilus influenzae B Ag (CSF, qualitative, immunofluorescence) · Microbiology 6611-8 Haemophilus influenzae C Ag (CSF, qualitative, immunofluorescence) · Microbiology 6612-6 Haemophilus influenzae D Ag (CSF, qualitative, immunofluorescence) · Microbiology 6613-4 Haemophilus influenzae E Ag (CSF, qualitative, immunofluorescence) · Microbiology 6614-2 Haemophilus influenzae F Ag (CSF, qualitative, immunofluorescence) · Microbiology 6615-9 Visual acuity log MAR Eye - right · EYE 6616-7 Visual acuity log MAR Eye - left · EYE 6617-5 Acanthamoeba sp Ab in Cornea (qualitative, immunofluorescence) · Microbiology 6618-3 Acanthamoeba sp Ab (CSF, qualitative, immunofluorescence) · Microbiology 6619-1 Acanthamoeba sp Ab (CSF, qualitative, immunoassay) · Microbiology 6620-9 Leishmania sp Ab (qualitative, immunofluorescence) · Microbiology 6621-7 Leishmania sp Ab (qualitative, hemagglutination) · Microbiology 6622-5 Leishmania sp Ab (qualitative, complement fixation) · Microbiology 6623-3 Naegleria fowleri Ab (CSF, qualitative, immunofluorescence) · Microbiology 6624-1 Naegleria fowleri Ab (CSF, qualitative, immunoassay) · Microbiology 6625-8 Schistosoma japonicum Ab (complement fixation) · Microbiology 6626-6 Schistosoma mansoni Ab (qualitative, immunoassay) · Microbiology 6627-4 Schistosoma sp Ab (qualitative, immunofluorescence) · Microbiology 6628-2 Schistosoma sp Ab (qualitative, immunoassay) · Microbiology 6629-0 Schistosoma sp Ab (qualitative, hemagglutination) · Microbiology 6630-8 Schistosoma sp Ab (qualitative, complement fixation) · Microbiology 6631-6 Strongyloides stercoralis IgG Ab (qualitative, immunoassay) · Microbiology 6632-4 Wuchereria bancrofti Ab (qualitative, immunoassay) · Microbiology 6633-2 Influenza virus A Hong Kong Ab (hemagglutination inhibition) · Microbiology 6634-0 Influenza virus A England Ab (hemagglutination inhibition) · Microbiology 6635-7 Influenza virus A Port Chalmers Ab (hemagglutination inhibition) · Microbiology 6636-5 Influenza virus A Victoria Ab (hemagglutination inhibition) · Microbiology 6637-3 Influenza virus A Texas Ab (hemagglutination inhibition) · Microbiology 6638-1 Influenza virus A Bangkok Ab (hemagglutination inhibition) · Microbiology 6639-9 Influenza virus A Phillipines Ab (hemagglutination inhibition) · Microbiology 6640-7 Influenza virus A Mississippi Ab (hemagglutination inhibition) · Microbiology 6641-5 Influenza virus A Leningrad Ab (hemagglutination inhibition) · Microbiology 6642-3 Cefepime (minimum lethal concentration (mlc)) · Antibiotic susceptibility 6643-1 Cefepime (minimum inhibitory concentration (mic)) · Antibiotic susceptibility 6644-9 Cefepime (disk diffusion (kb)) · Antibiotic susceptibility 6645-7 Cefepime (qualitative, serum bactericidal titer) · Antibiotic susceptibility 6646-5 Cefpirome (minimum lethal concentration (mlc)) · Antibiotic susceptibility 6647-3 Cefpirome (minimum inhibitory concentration (mic)) · Antibiotic susceptibility 6648-1 Cefpirome (disk diffusion (kb)) · Antibiotic susceptibility 6649-9 Cefpirome (serum bactericidal titer) · Antibiotic susceptibility 6650-6