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 437 of 2,187 · by category · by group · panels · answer lists · parts
Afipia felis IgM Ab · Microbiology 22082-2 Alcelaphine herpesvirus 1 Ab (qualitative) · Microbiology 22083-0 Anaplasma marginale Ab (qualitative) · Microbiology 22084-8 Aspergillus fumigatus 3 Ab (qualitative) · Microbiology 22085-5 Aspergillus niger Ab (qualitative) · Microbiology 22086-3 Aspergillus sp Ab · Microbiology 22087-1 Avian adenovirus 2 Ab (qualitative) · Microbiology 22088-9 Avian adenovirus Ab (qualitative) · Microbiology 22089-7 Avian encephalomyelitis virus Ab (qualitative) · Microbiology 22090-5 Avian hemorrhagic enteritis virus Ab (qualitative) · Microbiology 22091-3 Infectious bronchitis virus Ark-99 Ab · Microbiology 22092-1 Infectious bronchitis virus Conn-42 Ab · Microbiology 22093-9 Infectious bronchitis virus Mass-41 Ab · Microbiology 22094-7 Avian infectious laryngotracheitis virus Ab (qualitative) · Microbiology 22095-4 Influenza virus A Ab (qualitative) · Microbiology 22096-2 Avian paramyxovirus 1 Ab (qualitative) · Microbiology 22097-0 Avian paramyxovirus 1 Ab · Microbiology 22098-8 Avian paramyxovirus 2 Ab · Microbiology 22099-6 Avian paramyxovirus 3 Ab · Microbiology 22100-2 Avian pox virus Ab (qualitative) · Microbiology 22101-0 Avian reovirus Ab (qualitative) · Microbiology 22102-8 Reticuloendotheliosis virus Ab (qualitative) · Microbiology 22103-6 Babesia caballi Ab (qualitative) · Microbiology 22104-4 Theileria equi Ab (qualitative) · Microbiology 22105-1 Babesia sp Ab · Microbiology 22106-9 Babesia sp IgG Ab · Microbiology 22107-7 Babesia sp IgM Ab · Microbiology 22108-5 Bacillus anthracis Ab in Specimen · Microbiology 22109-3 Bartonella henselae IgG Ab · Microbiology 22110-1 Bartonella henselae IgM Ab · Microbiology 22111-9 Blastomyces dermatitidis Ab · Microbiology 22112-7 Bluetongue virus Ab (qualitative) · Microbiology 22113-5 Bordetella avium Ab (qualitative) · Microbiology 22114-3 Bordetella avium Ab · Microbiology 22115-0 Bordetella pertussis Ab · Microbiology 22116-8 Bordetella pertussis Ab in Specimen · Microbiology 22117-6 Borrelia burgdorferi Ab (CSF, qualitative) · Microbiology 22118-4 Borrelia burgdorferi Ab (CSF) · Microbiology 22119-2 Borrelia burgdorferi Ab (Body Fluid) · Microbiology 22120-0 Borrelia burgdorferi Ab · Microbiology 22121-8 Borrelia burgdorferi Ab · Microbiology 22122-6 Borrelia burgdorferi IgA Ab (CSF, qualitative) · Microbiology 22123-4 Borrelia burgdorferi IgA Ab (qualitative) · Microbiology 22124-2 Borrelia burgdorferi IgG Ab (CSF, qualitative) · Microbiology 22125-9 Borrelia burgdorferi IgG Ab (CSF) · Microbiology 22126-7 Borrelia burgdorferi IgG Ab (Body Fluid) · Microbiology 22127-5 Borrelia burgdorferi IgG Ab (qualitative) · Microbiology 22128-3 Borrelia burgdorferi IgG Ab (Synovial Fluid, qualitative) · Microbiology 22129-1 Borrelia burgdorferi IgG Ab · Microbiology 22130-9 Borrelia burgdorferi IgG+IgM Ab (qualitative) · Microbiology 22131-7