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 389 of 2,187 · by category · by group · panels · answer lists · parts
PENTobarbital (Urine, qualitative, screen method) · Drug and toxicology 19655-0 PENTobarbital cutoff for Screen method (Urine) · Drug and toxicology 19657-6 PENTobarbital cutoff for Confirmatory method (Urine) · Drug and toxicology 19658-4 Phencyclidine (Urine, qualitative, screen method) · Drug and toxicology 19659-2 Phencyclidine cutoff for Screen method (Urine) · Drug and toxicology 19660-0 Phencyclidine cutoff for Confirmatory method (Urine) · Drug and toxicology 19661-8 Phenmetrazine (Urine, qualitative, screen method) · Drug and toxicology 19662-6 Phenmetrazine cutoff for Screen method (Urine) · Drug and toxicology 19664-2 Phenmetrazine cutoff for Confirmatory method (Urine) · Drug and toxicology 19665-9 PHENobarbital (Urine, qualitative, screen method) · Drug and toxicology 19666-7 PHENobarbital cutoff for Screen method (Urine) · Drug and toxicology 19668-3 PHENobarbital cutoff for Confirmatory method (Urine) · Drug and toxicology 19669-1 Phenothiazines (Urine, qualitative, screen method) · Drug and toxicology 19670-9 Phenothiazines cutoff for Screen method (Urine) · Drug and toxicology 19672-5 Phenothiazines cutoff for Confirmatory method (Urine) · Drug and toxicology 19673-3 Phentermine (Urine, qualitative, screen method) · Drug and toxicology 19674-1 Phentermine cutoff for Screen method (Urine) · Drug and toxicology 19676-6 Phentermine cutoff for Confirmatory method (Urine) · Drug and toxicology 19677-4 Prazepam (Urine, qualitative, screen method) · Drug and toxicology 19678-2 Prazepam (Urine, qualitative, confirmatory method) · Drug and toxicology 19679-0 Prazepam cutoff for Screen method (Urine) · Drug and toxicology 19680-8 Prazepam cutoff for Confirmatory method (Urine) · Drug and toxicology 19681-6 Psilocin (Urine, qualitative, screen method) · Drug and toxicology 19682-4 Psilocin (Urine, qualitative, confirmatory method) · Drug and toxicology 19683-2 Psilocin cutoff for Screen method (Urine) · Drug and toxicology 19684-0 Psilocin cutoff for Confirmatory method (Urine) · Drug and toxicology 19685-7 Psilocybin (Urine, qualitative, screen method) · Drug and toxicology 19686-5 Psilocybin (Urine, qualitative, confirmatory method) · Drug and toxicology 19687-3 Psilocybin (Urine, confirmatory method) · Drug and toxicology 19688-1 Psilocybin (Urine) · Drug and toxicology 19689-9 Psilocybin cutoff for Screen method (Urine) · Drug and toxicology 19690-7 Psilocybin cutoff for Confirmatory method (Urine) · Drug and toxicology 19691-5 Secobarbital (Urine, qualitative, screen method) · Drug and toxicology 19692-3 Secobarbital (Urine) · Drug and toxicology 19695-6 Secobarbital cutoff for Screen method (Urine) · Drug and toxicology 19696-4 Secobarbital cutoff for Confirmatory method (Urine) · Drug and toxicology 19697-2 Temazepam (Urine, qualitative, screen method) · Drug and toxicology 19698-0 Temazepam cutoff for Screen method (Urine) · Drug and toxicology 19700-4 Temazepam cutoff for Confirmatory method (Urine) · Drug and toxicology 19701-2 Tetrahydrocannabinol (Urine, qualitative, screen method) · Drug and toxicology 19702-0 Tetrahydrocannabinol (Urine, qualitative, confirm method) · Drug and toxicology 19703-8 Tetrahydrocannabinol cutoff for Screen method (Urine) · Drug and toxicology 19704-6 Tetrahydrocannabinol cutoff for Confirm method (Urine) · Drug and toxicology 19705-3 Thioridazine (Urine, qualitative, screen method) · Drug and toxicology 19706-1 Thioridazine (Urine, qualitative, confirmatory method) · Drug and toxicology 19707-9 Thioridazine cutoff for Screen method (Urine) · Drug and toxicology 19708-7 Thioridazine cutoff for Confirmatory method (Urine) · Drug and toxicology 19709-5 traMADol (Urine, qualitative, screen method) · Drug and toxicology 19710-3 traMADol cutoff for Screen method (Urine) · Drug and toxicology 19712-9 traMADol cutoff for Confirmatory method (Urine) · Drug and toxicology 19713-7