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 392 of 2,187 · by category · by group · panels · answer lists · parts
Therapeutic results Endoscopy procedure Narrative · ENDO.GI 19815-0 Images taken Endoscopy procedure (qualitative) · ENDO.GI 19816-8 Complications · ENDO.GI 19817-6 Complications - description · ENDO.GI 19818-4 Post GI procedure instructions Narrative · ENDO.GI 19819-2 Return visit post GI procedure Narrative · ENDO.GI 19820-0 Return visit post GI procedure · ENDO.GI 19821-8 Return visit clinic post GI procedure Narrative · ENDO.GI 19822-6 Return visit post GI procedure · ENDO.GI 19823-4 Return visit conditions · ENDO.GI 19824-2 Facility location Endoscopy procedure · ENDO.GI 19825-9 Informed consent obtained (qualitative) · ADMIN.PATIENT 19826-7 Apnea monitor alarm type · Pulmonary 19827-5 Breaths maximum setting Ventilator · Pulmonary 19828-3 Breaths maximum setting Ventilator alarm · Pulmonary 19829-1 Breaths maximum setting Apnea monitor · Pulmonary 19830-9 Breath rate minimum setting Ventilator · Pulmonary 19831-7 Breath rate minimum setting Ventilator alarm · Pulmonary 19832-5 Breath rate minimum setting Apnea monitor · Pulmonary 19833-3 Breath rate setting Ventilator · Pulmonary 19834-1 Breath rate setting Ventilator synchronized intermittent mandatory · Pulmonary 19835-8 Breath rate setting Intermittent mandatory ventilator · Pulmonary 19836-6 Breath rate setting Neonatal ventilator · Pulmonary 19837-4 Sigh rate setting Ventilator · Pulmonary 19838-2 Breath rate spontaneous --on ventilator · Pulmonary 19839-0 Breath rate spontaneous and mechanical --on ventilator · Pulmonary 19840-8 Respiratory rate (spirometry --at maximum voluntary ventilation) · Pulmonary 19841-6 Respiratory rate --at maximum voluntary ventilation · Pulmonary 19842-4 Functional residual capacity · Pulmonary 19843-2 Functional residual capacity (helium rebreathing) · Pulmonary 19844-0 Functional residual capacity (helium single breath) · Pulmonary 19845-7 Functional residual capacity (plethysmograph body box) · Pulmonary 19846-5 Functional residual capacity Predicted · Pulmonary 19847-3 Inspiratory capacity · Pulmonary 19848-1 Inspiratory capacity (helium rebreathing) · Pulmonary 19849-9 Inspiratory capacity (helium single breath) · Pulmonary 19850-7 Inspiratory capacity Predicted · Pulmonary 19851-5 Inspiratory capacity (spirometry) · Pulmonary 19852-3 Inspiratory capacity bs/Inspiratory capacity pre-operative (spirometry) · Pulmonary 19853-1 Inspiratory capacity bs/Inspiratory capacity pre-operative · Pulmonary 19854-9 Inspiratory capacity measured/predicted (spirometry) · Pulmonary 19855-6 Inspiratory capacity measured/predicted · Pulmonary 19856-4 Total lung capacity (helium rebreathing) · Pulmonary 19857-2 Total lung capacity (helium single breath) · Pulmonary 19858-0 Total lung capacity (plethysmograph body box) · Pulmonary 19859-8 Total lung capacity (chest xray.calculated) · Pulmonary 19860-6 Total lung capacity Predicted · Pulmonary 19861-4 Total lung capacity · Pulmonary 19862-2 Vital capacity Respiratory system (helium rebreathing) · Pulmonary 19863-0 Vital capacity Respiratory system (helium single breath) · Pulmonary 19864-8