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 98 of 2,187 · by category · by group · panels · answer lists · parts
HLA-Cw1 (qualitative) · HLA typing 4851-2 HLA-Cw2 in Donor (qualitative) · HLA typing 4852-0 HLA-Cw2 (qualitative) · HLA typing 4853-8 HLA-Cw3 in Donor (qualitative) · HLA typing 4854-6 HLA-Cw3 (qualitative) · HLA typing 4855-3 HLA-Cw4 in Donor (qualitative) · HLA typing 4856-1 HLA-Cw4 (qualitative) · HLA typing 4857-9 HLA-Cw5 in Donor (qualitative) · HLA typing 4858-7 HLA-Cw5 (qualitative) · HLA typing 4859-5 HLA-Cw6 in Donor (qualitative) · HLA typing 4860-3 HLA-Cw6 (qualitative) · HLA typing 4861-1 HLA-Cw7 in Donor (qualitative) · HLA typing 4862-9 HLA-Cw7 (qualitative) · HLA typing 4863-7 HLA-Cw8 in Donor (qualitative) · HLA typing 4864-5 HLA-Cw8 (qualitative) · HLA typing 4865-2 HLA-Cw9(w3) in Donor (qualitative) · HLA typing 4866-0 HLA-Cw9(w3) (qualitative) · HLA typing 4867-8 HLA-Dw10 in Donor (qualitative) · HLA typing 4868-6 HLA-Dw10 (qualitative) · HLA typing 4869-4 HLA-Dw11(w7) in Donor (qualitative) · HLA typing 4870-2 HLA-Dw11(w7) (qualitative) · HLA typing 4871-0 HLA-Dw12 in Donor (qualitative) · HLA typing 4872-8 HLA-Dw12 (qualitative) · HLA typing 4873-6 HLA-Dw13 in Donor (qualitative) · HLA typing 4874-4 HLA-Dw13 (qualitative) · HLA typing 4875-1 HLA-Dw14 in Donor (qualitative) · HLA typing 4876-9 HLA-Dw14 (qualitative) · HLA typing 4877-7 HLA-Dw15 in Donor (qualitative) · HLA typing 4878-5 HLA-Dw15 (qualitative) · HLA typing 4879-3 HLA-Dw16 in Donor (qualitative) · HLA typing 4880-1 HLA-Dw16 (qualitative) · HLA typing 4881-9 HLA-Dw17(w7) in Donor (qualitative) · HLA typing 4882-7 HLA-Dw17(w7) (qualitative) · HLA typing 4883-5 HLA-Dw18(w6) in Donor (qualitative) · HLA typing 4884-3 HLA-Dw18(w6) (qualitative) · HLA typing 4885-0 HLA-Dw19(w6) in Donor (qualitative) · HLA typing 4886-8 HLA-Dw19(w6) (qualitative) · HLA typing 4887-6 HLA-Dw1 in Donor (qualitative) · HLA typing 4888-4 HLA-Dw1 (qualitative) · HLA typing 4889-2 HLA-Dw20 in Donor (qualitative) · HLA typing 4890-0 HLA-Dw20 (qualitative) · HLA typing 4891-8 HLA-Dw21 in Donor (qualitative) · HLA typing 4892-6 HLA-Dw21 (qualitative) · HLA typing 4893-4 HLA-Dw22 in Donor (qualitative) · HLA typing 4894-2 HLA-Dw22 (qualitative) · HLA typing 4895-9 HLA-Dw23 in Donor (qualitative) · HLA typing 4896-7 HLA-Dw23 (qualitative) · HLA typing 4897-5 HLA-Dw24 in Donor (qualitative) · HLA typing 4898-3 HLA-Dw24 (qualitative) · HLA typing 4899-1 HLA-Dw25 in Donor (qualitative) · HLA typing 4900-7