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 433 of 2,187 · by category · by group · panels · answer lists · parts
Hormone treatment at facility.YYY Cancer · TUMRRGT 21882-6 Transplant treatment at facility.YYY Cancer · TUMRRGT 21883-4 Other treatment at facility.YYY Cancer · TUMRRGT 21884-2 Surgery.not cancer treatment at facility.YYY · TUMRRGT 21885-9 Breast-prostate staging.NAACCR · TUMRRGT 21886-7 SEER summary stage 1977 Cancer · TUMRRGT 21887-5 Summary stage abbreviated at Dx Cancer · TUMRRGT 21888-3 Size Tumor · TUMRRGT 21889-1 Extension Cancer · TUMRRGT 21890-9 Extent of disease Prostate cancer · TUMRRGT 21891-7 Lymph node involvement Cancer · TUMRRGT 21892-5 Regional lymph nodes positive Specimen · TUMRRGT 21893-3 Regional lymph nodes examined Specimen · TUMRRGT 21894-1 Extent of disease.NAACCR.old 13 digit · TUMRRGT 21895-8 Extent of disease.NAACCR.old 2 digit · TUMRRGT 21896-6 Extent of disease.NAACCR.old 4 digit · TUMRRGT 21897-4 Version used Extent of disease coding system · TUMRRGT 21898-2 Primary tumor.pathology Cancer · TUMRRGT 21899-0 Regional lymph nodes.pathology Cancer · TUMRRGT 21900-6 Distant metastases.pathology Cancer · TUMRRGT 21901-4 Stage group.pathology Cancer · TUMRRGT 21902-2 Descriptor.pathology Cancer Narrative · TUMRRGT 21903-0 Stager.pathology Cancer · TUMRRGT 21904-8 Primary tumor.clinical Cancer · TUMRRGT 21905-5 Regional lymph nodes.clinical Cancer · TUMRRGT 21906-3 Distant metastases.clinical Cancer · TUMRRGT 21907-1 Stage group.clinical Cancer · TUMRRGT 21908-9 Descriptor.clinical Cancer Narrative · TUMRRGT 21909-7 Stager.clinical Cancer · TUMRRGT 21910-5 Primary tumor.other Cancer · TUMRRGT 21911-3 Regional lymph nodes.other Cancer · TUMRRGT 21912-1 Distant metastases.other Cancer · TUMRRGT 21913-9 Stage group.other Cancer · TUMRRGT 21914-7 Stager.other Cancer · TUMRRGT 21915-4 Descriptor.other Cancer Narrative · TUMRRGT 21916-2 Version used TNM classification · TUMRRGT 21917-0 Other staging classification Cancer Narrative · TUMRRGT 21918-8 Date 1st positive Bx Cancer · TUMRRGT 21919-6 Site of distant metastasis Cancer · TUMRRGT 21920-4 Pediatric stage Cancer · TUMRRGT 21921-2 Coding system used Cancer pediatric staging · TUMRRGT 21922-0 Pediatric cancer stager · TUMRRGT 21923-8 Tumor marker Cancer · TUMRRGT 21924-6 Date 1st surgery treatment Cancer · TUMRRGT 21925-3 Date 1st radiation treatment Cancer · TUMRRGT 21926-1 Date 1st chemotherapy treatment Cancer · TUMRRGT 21927-9 Date 1st hormone treatment Cancer · TUMRRGT 21928-7 Date 1st immunotherapy treatment Cancer · TUMRRGT 21929-5 Date 1st other treatment Cancer · TUMRRGT 21930-3 Date 1st cancer treatment (any).SEERS · TUMRRGT 21931-1