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 12 of 2,187 · by category · by group · panels · answer lists · parts
Brucella sp identified (Blood, organism specific culture) · Microbiology 551-2 Brucella sp identified in Specimen (organism specific culture) · Microbiology 552-0 Candida sp identified (oral fluid) (Saliva, organism specific culture) · Microbiology 553-8 Candida sp identified (Stool, organism specific culture) · Microbiology 554-6 Candida sp identified in Specimen (organism specific culture) · Microbiology 555-3 Chlamydia sp identified in Conjunctival specimen (organism specific culture) · Microbiology 556-1 Chlamydia sp identified in Genital specimen (organism specific culture) · Microbiology 557-9 Chlamydia sp identified in Throat (organism specific culture) · Microbiology 558-7 Chlamydia sp identified in Urethra (organism specific culture) · Microbiology 559-5 Chlamydia sp identified in Specimen (organism specific culture) · Microbiology 560-3 Chlamydia sp Ag in Specimen (qualitative, immunofluorescence) · Microbiology 561-1 Clostridioides difficile (Stool, qualitative, organism specific culture) · Microbiology 562-9 Clostridioides difficile in Specimen (qualitative, organism specific culture) · Microbiology 563-7 Colony count in Specimen (visual count) · Microbiology 564-5 Colony count in Specimen Qualitative (qualitative, visual count) · Microbiology 565-2 Cryptosporidium sp Ag in Specimen (qualitative, immunofluorescence) · Microbiology 566-0 Diphtheria identified in Specimen (organism specific culture) · Microbiology 567-8 Fungus identified in Aspirate (culture) · Microbiology 568-6 Fungus identified (CSF, culture) · Microbiology 569-4 Fungus identified (Body Fluid, culture) · Microbiology 570-2 Fungus identified (Hair, culture) · Microbiology 571-0 Fungus identified (Bone Marrow, culture) · Microbiology 572-8 Fungus identified in Nail (culture) · Microbiology 573-6 Fungus identified (Peritoneal Fluid, culture) · Microbiology 574-4 Fungus identified in Skin (culture) · Microbiology 575-1 Fungus identified (Synovial Fluid, culture) · Microbiology 576-9 Fungus identified in Sputum (culture) · Microbiology 577-7 Fungus identified (Tissue, culture) · Microbiology 578-5 Fungus identified in Wound (culture) · Microbiology 579-3 Fungus identified in Specimen (culture) · Microbiology 580-1 Streptococcus agalactiae in Cervix (qualitative, organism specific culture) · Microbiology 581-9 Streptococcus agalactiae in Genital specimen (qualitative, organism specific culture) · Microbiology 582-7 Streptococcus agalactiae in Genital lochia (qualitative, organism specific culture) · Microbiology 583-5 Streptococcus agalactiae in Vaginal fluid (qualitative, organism specific culture) · Microbiology 584-3 Streptococcus agalactiae in Throat (qualitative, organism specific culture) · Microbiology 585-0 Streptococcus agalactiae in Specimen (qualitative, organism specific culture) · Microbiology 586-8 Helicobacter pylori in Specimen (qualitative, organism specific culture) · Microbiology 587-6 Legionella pneumophila Ag in Specimen (qualitative, immunofluorescence) · Microbiology 588-4 Legionella sp identified in Bronchial specimen (organism specific culture) · Microbiology 589-2 Legionella sp identified in Sputum (organism specific culture) · Microbiology 590-0 Legionella sp identified in Sputum (cough) (organism specific culture) · Microbiology 591-8 Legionella sp identified in Sputum (trach) (organism specific culture) · Microbiology 592-6 Legionella sp identified in Specimen (organism specific culture) · Microbiology 593-4 Leptospira sp identified in Specimen (organism specific culture) · Microbiology 594-2 Bacteria identified in Abscess (aerobe culture) · Microbiology 595-9 Bacteria identified (Amniotic Fluid, culture) · Microbiology 596-7 Bacteria identified in Aspirate (aerobe culture) · Microbiology 597-5 Bacteria identified in Aspirate (anaerobe culture) · Microbiology 598-3 Bacteria identified product unit (Blood, aerobe culture) · Microbiology 599-1 Bacteria identified (Blood, culture) · Microbiology 600-7