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 499 of 2,187 · by category · by group · panels · answer lists · parts
Ticarcillin in Specimen · Drug and toxicology 25254-4 Fluconazole in Specimen · Drug and toxicology 25255-1 Ganciclovir in Specimen · Drug and toxicology 25256-9 Imipenem in Specimen · Drug and toxicology 25257-7 Itraconazole in Specimen · Drug and toxicology 25258-5 Ketoconazole in Specimen · Drug and toxicology 25259-3 Nalidixate in Specimen · Drug and toxicology 25261-9 Neomycin in Specimen · Drug and toxicology 25262-7 Netilmicin in Specimen · Drug and toxicology 25263-5 Ofloxacin in Specimen · Drug and toxicology 25264-3 Oxacillin in Specimen · Drug and toxicology 25265-0 Oxytetracycline in Specimen · Drug and toxicology 25266-8 Penicillin in Specimen · Drug and toxicology 25267-6 Piperacillin in Specimen · Drug and toxicology 25268-4 Polymyxin B in Specimen · Drug and toxicology 25269-2 Pyrazinamide in Specimen · Drug and toxicology 25270-0 Sulfamethoxazole in Specimen · Drug and toxicology 25271-8 Tetracycline in Specimen · Drug and toxicology 25272-6 Trimethoprim+Sulfamethoxazole in Unspecified specimen · Drug and toxicology 25273-4 Amoxicillin in Specimen · Drug and toxicology 25274-2 Erythromycin in Specimen · Drug and toxicology 25275-9 Streptococcus pneumoniae 9 IgG Ab --2nd specimen/1st specimen · Microbiology 25276-7 Streptococcus pneumoniae 8 IgG Ab --2nd specimen/1st specimen · Microbiology 25277-5 Streptococcus pneumoniae Danish serotype 7F IgG Ab --2nd specimen/1st specimen · Microbiology 25278-3 Streptococcus pneumoniae Danish serotype 6B IgG Ab --1st specimen · Microbiology 25279-1 Streptococcus pneumoniae Danish serotype 6B IgG Ab --2nd specimen/1st specimen · Microbiology 25280-9 Streptococcus pneumoniae 4 IgG Ab --2nd specimen/1st specimen · Microbiology 25281-7 Streptococcus pneumoniae 3 IgG Ab --2nd specimen/1st specimen · Microbiology 25282-5 Streptococcus pneumoniae 23 IgG Ab --2nd specimen/1st specimen · Microbiology 25283-3 Streptococcus pneumoniae 19 IgG Ab --2nd specimen/1st specimen · Microbiology 25284-1 Streptococcus pneumoniae Danish serotype 18C IgG Ab --2nd specimen/1st specimen · Microbiology 25285-8 Streptococcus pneumoniae 1 IgG Ab --2nd specimen/1st specimen · Microbiology 25286-6 Streptococcus pneumoniae 19 IgG Ab --1st specimen · Microbiology 25287-4 Streptococcus pneumoniae 19 IgG Ab --2nd specimen · Microbiology 25288-2 Streptococcus pneumoniae Danish serotype 18C IgG Ab --2nd specimen · Microbiology 25289-0 Streptococcus pneumoniae 14 IgG Ab --1st specimen · Microbiology 25290-8 Streptococcus pneumoniae 14 IgG Ab --2nd specimen · Microbiology 25291-6 Streptococcus pneumoniae 12 IgG Ab --1st specimen · Microbiology 25292-4 Streptococcus pneumoniae 12 IgG Ab --2nd specimen · Microbiology 25293-2 Streptococcus pneumoniae 1 IgG Ab --2nd specimen · Microbiology 25294-0 Streptococcus pneumoniae Danish serotype 6B IgG Ab · Microbiology 25295-7 Streptococcus pneumoniae Danish serotype 7F IgG Ab · Microbiology 25296-5 Parainfluenza virus 1 Ab (complement fixation --2nd specimen) · Microbiology 25297-3 Rubella virus IgG Ab --1st specimen/2nd specimen · Microbiology 25298-1 Measles virus IgG Ab --1st specimen/2nd specimen · Microbiology 25299-9 Toxoplasma gondii IgG Ab --1st specimen/2nd specimen · Microbiology 25300-5 Alanine in 24 hour Urine · Chemistry 25301-3 Alanine aminotransferase (Body Fluid) · Chemistry 25302-1 Alpha 1 antitrypsin (Stool) · Chemistry 25303-9 Alpha aminoadipate in 24 hour Urine · Chemistry 25304-7