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 134 of 2,187 · by category · by group · panels · answer lists · parts
Meropenem (minimum lethal concentration (mlc)) · Antibiotic susceptibility 6651-4 Meropenem (minimum inhibitory concentration (mic)) · Antibiotic susceptibility 6652-2 Meropenem (disk diffusion (kb)) · Antibiotic susceptibility 6653-0 Meropenem (serum bactericidal titer) · Antibiotic susceptibility 6654-8 Microscopic observation (Tissue, acid fast stain.kinyoun) · Microbiology 6655-5 Microscopic observation (Tissue, acid fast stain.kinyoun modified) · Microbiology 6656-3 Microscopic observation (Tissue, acid fast stain.ziehl-neelsen) · Microbiology 6657-1 Microscopic observation (Tissue, acridine orange stain) · Microbiology 6658-9 Microscopic observation (Tissue, carbol-fuchsin stain) · Microbiology 6659-7 Microscopic observation (Tissue, dark field examination) · Microbiology 6660-5 Microscopic observation (Tissue, dry mount) · Microbiology 6661-3 Microscopic observation (Tissue, giemsa stain) · Microbiology 6662-1 Microscopic observation (Tissue, gimenez stain) · Microbiology 6663-9 Microscopic observation (Tissue, gram stain) · Microbiology 6664-7 Microscopic observation (Tissue, hematoxylin and eosin stain) · Microbiology 6665-4 Microscopic observation (Tissue, india ink prep) · Microbiology 6666-2 Microscopic observation (Tissue, koh preparation) · Microbiology 6667-0 Microscopic observation (Tissue, m'fadyean stain) · Microbiology 6668-8 Microscopic observation (Tissue, macchiavello stain) · Microbiology 6669-6 Microscopic observation (Tissue, malaria smear) · Microbiology 6670-4 Microscopic observation (Tissue, methenamine silver nitrate stain) · Microbiology 6671-2 Microscopic observation (Tissue, methylene blue stain.loeffler) · Microbiology 6672-0 Microscopic observation (Tissue, neisser stain) · Microbiology 6673-8 Ova and parasites identified (Tissue, light microscopy) · Microbiology 6674-6 Microscopic observation (Tissue, periodic acid-schiff stain) · Microbiology 6675-3 Enterobius vermicularis in Anal (qualitative, pinworm exam) · Microbiology 6676-1 Microscopic observation (Tissue, rhodamine-auramine fluorochrome stain) · Microbiology 6677-9 Microscopic observation (Tissue, toluidine blue o stain) · Pathology 6678-7 Microscopic observation (Tissue, warthin-starry stain) · Microbiology 6679-5 Microscopic observation (Tissue, wet preparation) · Microbiology 6680-3 Microscopic observation (Tissue, wright stain) · Microbiology 6681-1 Microscopic observation (Tissue, wright giemsa stain) · Pathology 6682-9 Reptilase time · Coagulation 6683-7 Reptilase time in Platelet poor plasma (coagulation assay) · Coagulation 6684-5 Apolipoprotein B/Apolipoprotein A-I · Chemistry 6685-2 Ascorbate (Blood) · Chemistry 6686-0 Citrate in 24 hour Urine · Chemistry 6687-8 Coxsackievirus A16 Ab (complement fixation) · Microbiology 6688-6 Glucose --2 hours post meal (Blood) · Challenge tests 6689-4 Leukocytes (automated count) · Hematology and blood count 6690-2 Loxapine+8-Hydroxyamoxapine · Drug and toxicology 6691-0 Lutropin in 24 hour Urine · Chemistry 6692-8 Mercury in 24 hour Urine · Drug and toxicology 6693-6 quiNIDine · Drug and toxicology 6694-4 Riboflavin (Blood) · Chemistry 6695-1 Thiothixene · Drug and toxicology 6696-9 Amylase · Chemistry 6697-7 Aldolase · Chemistry 6698-5 Delta 5-Pregnanetriol in 24 hour Urine · Chemistry 6699-3 11-Hydroxyetiocholanolone in 24 hour Urine · Chemistry 6700-9