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 495 of 2,187 · by category · by group · panels · answer lists · parts
Unspecified body region CT 3D multiple sagittal & coronal · Radiology 25049-8 Unspecified body region CT 3D sagittal and coronal disarticulation · Radiology 25050-6 Unspecified body region CT Multisectional sagittal · Radiology 25051-4 Unspecified body region CT sagittal and coronal · Radiology 25052-2 CT Guidance for radiosurgery of Unspecified body region · Radiology 25053-0 CT Guidance for radiosurgery of Unspecified body region-- W contrast IV · Radiology 25054-8 Unspecified body region MR additional sequence · Radiology 25055-5 MR Unspecified body region · Radiology 25056-3 MR Unspecified body region W conscious sedation · Radiology 25057-1 MRA Unspecified body region W contrast IV · Radiology 25058-9 US Guidance for biopsy of Unspecified body region · Radiology 25059-7 US Unspecified body region No charge · Radiology 25060-5 US Unspecified body region · Radiology 25061-3 XR Unspecified body region Comparison view · Radiology 25062-1 RFA Vessel Single view W contrast IA · Radiology 25063-9 RFA Vessel Views for angioplasty W contrast IA · Radiology 25064-7 RF 15 minutes · Radiology 25065-4 RF 30 minutes · Radiology 25066-2 RF 45 minutes · Radiology 25067-0 RF 1 hour · Radiology 25068-8 RF Guidance for biopsy of Unspecified body region · Radiology 25069-6 RF Unspecified body region Views during surgery · Radiology 25070-4 XR tomography Unspecified body region · Radiology 25071-2 Guidance for placement of infusion port · Radiology 25072-0 RFA Guidance for removal of foreign body from Vessel · Radiology 25073-8 XR Zygomatic arch Views · Radiology 25074-6 RFA Hepatic artery Views W contrast IA · Radiology 25076-1 RFA Guidance for placement of catheter in Hepatic artery-- W contrast IA · Radiology 25077-9 RF Guidance for placement of stent in Intrahepatic portal system · Radiology 25078-7 RFA Renal arteries Views W contrast IA · Radiology 25079-5 RFA Renal vein - bilateral Views for renin sampling W contrast IV · Radiology 25080-3 RFA Guidance for angioplasty of Renal vessel-- W contrast IA · Radiology 25081-1 2-methyl-3-hydroxybutyrate (C5-OH)/Creatinine (Urine) · Chemistry 25082-9 2-Oxo,3-Methylvalerate/Creatinine (Urine) · Chemistry 25083-7 2-Oxoisocaproate/Creatinine (Urine) · Chemistry 25084-5 2-Oxoisovalerate/Creatinine (Urine) · Chemistry 25085-2 Beta aminoisobutyrate/Creatinine (Urine) · Chemistry 25086-0 3-Methylglutaconate/Creatinine (Urine) · Chemistry 25087-8 4-Hydroxyphenylacetate/Creatinine (Urine) · Drug and toxicology 25088-6 4-Hydroxyphenyllactate/Creatinine (Urine) · Chemistry 25089-4 Benzoate/Creatinine (Urine) · Drug and toxicology 25090-2 C peptide/Creatinine (Urine) · Chemistry 25091-0 Cystathionine/Creatinine (Urine) · Chemistry 25092-8 Decadienediate/Creatinine (Urine) · Chemistry 25093-6 Decenedioate/Creatinine (Urine) · Chemistry 25094-4 Deoxypyridinoline/Creatinine (Urine) · Chemistry 25095-1 Deoxypyridinoline/Creatinine in 2 hour Urine · Chemistry 25096-9 Dodecanedioate/Creatinine (Urine) · Chemistry 25097-7 Ethanolamine/Creatinine (Urine) · Chemistry 25098-5 Ethylmalonate/Creatinine (Urine) · Chemistry 25099-3