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 108 of 2,187 · by category · by group · panels · answer lists · parts
Sjogrens syndrome-A extractable nuclear Ab (qualitative, immunoassay) · Serology 5351-2 Sjogrens syndrome-A extractable nuclear Ab (qualitative, immune diffusion (id)) · Serology 5352-0 Sjogrens syndrome-B extractable nuclear Ab (qualitative, immunoassay) · Serology 5353-8 Sjogrens syndrome-B extractable nuclear Ab (qualitative, immune diffusion (id)) · Serology 5354-6 Smith extractable nuclear Ab (qualitative, counterimmunoelectrophoresis (cie)) · Serology 5355-3 Smith extractable nuclear Ab (qualitative, immunoassay) · Serology 5356-1 Smith extractable nuclear Ab (qualitative, immune diffusion (id)) · Serology 5357-9 Smooth muscle Ab (immunofluorescence) · Serology 5358-7 Somatotropin Ab (radioimmunoassay (ria)) · Serology 5359-5 Spermatozoa Ab in Cervical mucus · FERT 5360-3 Spermatozoa Ab (Semen) · FERT 5361-1 Spermatozoa Ab · FERT 5362-9 Spirillum minus Ab · Microbiology 5363-7 Sporothrix schenckii Ab · Microbiology 5364-5 Saint Louis encephalitis virus Ab · Microbiology 5365-2 Staphylolysin Ab · Microbiology 5366-0 Streptobacillus moniliformis Ab · Microbiology 5367-8 Streptococcus pneumoniae IgG Ab (immunoassay) · Microbiology 5368-6 Streptokinase Ab · Coagulation 5369-4 Streptolysin O Ab · Microbiology 5370-2 Streptolysin O Ab (latex agglutination) · Microbiology 5371-0 Striated muscle Ab (immunofluorescence) · Serology 5372-8 Strongyloides sp Ab (hemagglutination) · Microbiology 5373-6 Taenia saginata Ab (immunoassay) · Microbiology 5374-4 Taenia solium adult Ab (immunoassay) · Microbiology 5375-1 Thermoactinomyces candidus Ab · Microbiology 5376-9 Laceyella sacchari Ab · Microbiology 5377-7 Thermoactinomyces vulgaris Ab · Microbiology 5378-5 Platelet Ab · Serology 5379-3 Thyroglobulin Ab (radioimmunoassay (ria)) · Serology 5380-1 Thyroglobulin Ab (latex agglutination) · Serology 5381-9 Thyroperoxidase Ab (radioimmunoassay (ria)) · Serology 5382-7 Thyroperoxidase Ab (latex agglutination) · Serology 5383-5 Thyrotropin Ab · Serology 5384-3 Thyrotropin receptor Ab · Serology 5385-0 Toxocara canis Ab (immunoassay) · Microbiology 5386-8 Toxoplasma gondii Ab (qualitative, sabin dye test) · Microbiology 5387-6 Toxoplasma gondii IgG Ab (immunoassay) · Microbiology 5388-4 Toxoplasma gondii IgG Ab (immunofluorescence) · Microbiology 5389-2 Toxoplasma gondii IgM Ab (immunoassay) · Microbiology 5390-0 Toxoplasma gondii IgM Ab (immunofluorescence) · Microbiology 5391-8 Treponema pallidum Ab (immobilization) · Microbiology 5392-6 Treponema pallidum Ab (qualitative, immunofluorescence) · Microbiology 5393-4 Treponema pallidum Ab (latex agglutination) · Microbiology 5394-2 Trichinella spiralis Ab (latex agglutination) · Microbiology 5395-9 Triiodothyronine (T3) Ab · Serology 5396-7 Trypanosoma brucei Ab · Microbiology 5397-5 Trypanosoma cruzi Ab (complement fixation) · Microbiology 5398-3 Trypanosoma sp Ab · Microbiology 5399-1 Vaccinia virus Ab · Microbiology 5400-7