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 490 of 2,187 · by category · by group · panels · answer lists · parts
XR Kidney - bilateral 3 Serial Views WO and W contrast IV · Radiology 24778-3 RF Guidance for percutaneous placement of nephrostomy tube of Kidney - bilateral-- W contrast via tube · Radiology 24779-1 RF Kidney - bilateral Views W contrast via nephrostomy tube · Radiology 24780-9 RF Guidance for exchange of nephrostomy tube of Kidney - bilateral-- W contrast · Radiology 24781-7 RF Guidance for percutaneous placement of nephroureteral stent of Kidney - bilateral-- W contrast via stent · Radiology 24782-5 RF Kidney - bilateral Views for urodynamics · Radiology 24783-3 XR tomography Kidney - bilateral WO and W contrast IV · Radiology 24784-1 Kidney - bilateral & Collecting system X-ray tomograph Single view · Radiology 24785-8 Kidney Bilateral & Collecting system X-ray tomograph Multisection W & WO contrast IV · Radiology 24786-6 XR tomography Kidney - bilateral WO contrast and 10M post contrast IV · Radiology 24787-4 XR Kidney - bilateral Views W contrast IV · Radiology 24788-2 XR tomography Kidney - bilateral · Radiology 24789-0 XR tomography Kidney - bilateral W contrast IV · Radiology 24790-8 Kidney Bilateral & Collecting system X-ray tomograph Multisection · Radiology 24791-6 Portable XR Abdomen AP and AP left lateral-decubitus · Radiology 24792-4 Portable XR Abdomen AP and Lateral · Radiology 24793-2 XR Abdomen AP and Lateral · Radiology 24794-0 Portable XR Abdomen Supine and Upright · Radiology 24795-7 XR Abdomen AP and AP left lateral-decubitus · Radiology 24796-5 XR Abdomen AP and Oblique prone · Radiology 24797-3 XR Abdomen Supine and Upright · Radiology 24798-1 XR Abdomen AP · Radiology 24799-9 RF Knee Arthrogram · Radiology 24800-5 XR Knee Merchants · Radiology 24801-3 MR Knee · Radiology 24802-1 MR Knee WO and W contrast IV · Radiology 24803-9 NM Knee Views · Radiology 24804-7 XR Knee AP and Lateral W standing · Radiology 24805-4 XR Knee 2 Views · Radiology 24806-2 XR Knee AP W standing · Radiology 24807-0 XR Knee AP and PA W standing · Radiology 24808-8 XR Knee Views W standing · Radiology 24809-6 CT Guidance for fluid aspiration of Liver · Radiology 24811-2 CT Guidance for biopsy of Liver · Radiology 24812-0 CT Guidance for core needle biopsy of Liver · Radiology 24813-8 CT Liver · Radiology 24814-6 CT Liver W contrast IV · Radiology 24815-3 US Guidance for biopsy of Liver · Radiology 24816-1 SPECT Liver W Tc-99m IV · Radiology 24817-9 US Diaphragm and Liver · Radiology 24818-7 Liver and Spleen NM W Tc-99m calcium colloid IV · Radiology 24819-5 MRA Lower leg vessels W contrast IV · Radiology 24820-3 MR Lower leg · Radiology 24821-1 CT Guidance for fluid aspiration of Lung · Radiology 24822-9 CT Guidance for biopsy of Lung · Radiology 24823-7 NM Lung Portable Views · Radiology 24824-5 XR Lung Views W contrast intrabronchial · Radiology 24825-2 NM Lymphatic vessels Views W radionuclide intra lymphatic · Radiology 24826-0 RFA Lymphatic vessels Views W contrast intra lymphatic · Radiology 24827-8 XR tomography Mandible Panoramic · Radiology 24828-6