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 90 of 2,187 · by category · by group · panels · answer lists · parts
Triamterene of Dose · DRUGDOSE 4451-1 Triazolam of Dose · DRUGDOSE 4452-9 Trimeperidine of Dose · DRUGDOSE 4453-7 Trimethadione of Dose · DRUGDOSE 4454-5 Trimethoprim of Dose · DRUGDOSE 4455-2 Trimipramine of Dose · DRUGDOSE 4456-0 Tripelennamine of Dose · DRUGDOSE 4457-8 Valproate of Dose · DRUGDOSE 4458-6 Vancomycin of Dose · DRUGDOSE 4459-4 Verapamil of Dose · DRUGDOSE 4460-2 Warfarin of Dose · DRUGDOSE 4461-0 Xylose.PO of Dose · DRUGDOSE 4462-8 Spermatozoa motility and count panel · PANEL.FERT 4463-6 Cervical Mucus Penetration Test (Semen) · FERT 4464-4 Hamster Ova Penetration Test (Semen) · FERT 4465-1 Vital stain used for semen analysis · FERT 4466-9 Spinnbarkeit in Cervical mucus · FERT 4467-7 Carboxyhemoglobin/Hemoglobin.total · Hematology and blood count 4468-5 Cellano Ag on Red Blood Cells (qualitative) · Blood bank 4469-3 Choleglobin/Hemoglobin.total · Hematology and blood count 4470-1 Complement Activity Cell Surface Induced (Serum Or Plasma) · Hematology and blood count 4471-9 Complement C'2 esterase · Hematology and blood count 4472-7 Complement C'3 esterase · Hematology and blood count 4473-5 Complement C'4 esterase · Hematology and blood count 4474-3 Complement C1 · Hematology and blood count 4475-0 Complement C1 esterase inhibitor.functional (Serum Or Plasma) · Hematology and blood count 4476-8 Complement C1 esterase inhibitor (Serum Or Plasma) · Hematology and blood count 4477-6 Complement C1q (Serum Or Plasma) · Hematology and blood count 4478-4 Complement C1q Ag (Serum Or Plasma) · Hematology and blood count 4479-2 Complement C1q Ag (Serum Or Plasma) · Hematology and blood count 4480-0 Complement C1r (Serum Or Plasma) · Hematology and blood count 4481-8 Complement C1r2+C1s2 (Serum Or Plasma) · Hematology and blood count 4482-6 Complement C1s (Serum Or Plasma) · Hematology and blood count 4483-4 Complement C2 (Serum Or Plasma) · Hematology and blood count 4484-2 Complement C3 (Serum Or Plasma) · Hematology and blood count 4485-9 Complement C3 fragment (Red Blood Cells, qualitative) · Hematology and blood count 4486-7 Complement C3 fragment (Red Blood Cells) · Hematology and blood count 4487-5 Complement C3a (Serum Or Plasma) · Hematology and blood count 4488-3 Complement C3b (Serum Or Plasma) · Hematology and blood count 4489-1 Complement C3b-C4b receptor (Red Blood Cells) · Hematology and blood count 4490-9 Complement C3c (Serum Or Plasma) · Hematology and blood count 4491-7 Complement C3d (Red Blood Cells) · Hematology and blood count 4492-5 Complement C3d+G (Plasma) · Hematology and blood count 4493-3 Complement C3d+G (Plasma) · Hematology and blood count 4494-1 Complement C3d+G (Plasma) · Hematology and blood count 4495-8 Complement C3d-C3d+Gg-IC3b receptors in Leukocytes (qualitative) · Hematology and blood count 4496-6 Complement C3PA · Hematology and blood count 4497-4 Complement C4 (Serum Or Plasma) · Hematology and blood count 4498-2 Complement C4a (Plasma) · Hematology and blood count 4499-0 Complement C4 CH50 (CSF) · Hematology and blood count 4500-5