LOINC categories
The official LOINC component hierarchy. For the consumer categories, see Categories.
4,391 categories · page 21 of 44 · all codes
3-Hydroxykynurenin · 1 biomarkers LP173725-5 3-Hydroxykynurenin | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP384403-4 3-Hydroxylinoleoylcarnitine (C18:2-OH) | DBS | Chemistry - non-challenge · 1 biomarkers LP381973-9 3-Hydroxylinoleoylcarnitine (C18:2-OH) | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP381975-4 3-Hydroxymyristate (3-OH-C14:0) | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP382262-6 3-Hydroxymyristate.free (3-OH-C14:0) · 1 biomarkers LP62917-7 3-Hydroxymyristate.free (3-OH-C14:0) | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP382263-4 3-Hydroxyoctanoate (3-OH-C8:0) | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP382252-7 3-Hydroxyoctanoate.free (3-OH-C8:0) · 1 biomarkers LP62920-1 3-Hydroxyoctanoate.free (3-OH-C8:0) | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP382253-5 3-Hydroxyoleoylcarnitine (C18:1-OH) | DBS | Chemistry - non-challenge · 1 biomarkers LP381955-6 3-Hydroxyoleoylcarnitine (C18:1-OH) | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP381957-2 3-Hydroxypalmitate (3-OH-C16:0) | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP382268-3 3-Hydroxypalmitate.free (3-OH-C16:0) · 1 biomarkers LP62916-9 3-Hydroxypalmitate.free (3-OH-C16:0) | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP382269-1 3-Hydroxypalmitoleylcarnitine (C16:1-OH) | DBS | Chemistry - non-challenge · 1 biomarkers LP381920-0 3-Hydroxypalmitoleylcarnitine (C16:1-OH) | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP381923-4 3-Hydroxypalmitoylcarnitine (C16-OH) | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP381900-2 3-Hydroxypropionate (3-OH-C3) | Plasma | Chemistry - non-challenge · 1 biomarkers LP386342-2 3-Hydroxypropionate (3-OH-C3) | Urine | Chemistry - non-challenge · 1 biomarkers LP386343-0 3-Hydroxystearoylcarnitine (C18-OH) | DBS | Chemistry - non-challenge · 1 biomarkers LP381936-6 3-Hydroxystearoylcarnitine (C18-OH) | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP381938-2 3-Hydroxytetradecadienoylcarnitine (C14:2-OH) · 1 biomarkers LP19323-2 3-Hydroxytetradecadienoylcarnitine (C14:2-OH) | DBS | Chemistry - non-challenge · 1 biomarkers LP381870-7 3-Hydroxytetradecanoylcarnitine (C14-OH) | DBS | Chemistry - non-challenge · 1 biomarkers LP381837-6 3-Hydroxytetradecanoylcarnitine (C14-OH) | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP381840-0 3-Hydroxytetradecenoylcarnitine (C14:1-OH) | DBS | Chemistry - non-challenge · 1 biomarkers LP381861-6 3-Hydroxytetradecenoylcarnitine (C14:1-OH) | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP381862-4 3-Hydroxyvalerate · 1 biomarkers LP18418-1 3-Hydroxyvalerate | Urine | Chemistry - non-challenge · 1 biomarkers LP384220-2 3-Methoxy-4-Hydroxyphenylglycol | Cerebral spinal fluid | Chemistry - non-challenge · 1 biomarkers LP381223-9 3-Methoxy-4-Hydroxyphenylglycol | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP381224-7 3-Methoxy-4-Hydroxyphenylglycol | Urine | Chemistry - non-challenge · 1 biomarkers LP381225-4 3-Methoxytyramine.free · 1 biomarkers LP190767-6 3-Methoxytyramine.free | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP381212-2 3-Methylcrotonylglycine · 1 biomarkers LP14512-5 3-Methylcrotonylglycine | Urine | Chemistry - non-challenge · 1 biomarkers LP383929-9 3-Methylglutaconate | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP386233-3 3-Methylglutaconate | Urine | Chemistry - non-challenge · 1 biomarkers LP386234-1 3-Methylglutarate · 1 biomarkers LP18421-5 3-Methylglutarate | Urine | Chemistry - non-challenge · 1 biomarkers LP386239-0 3-Methylhistidine | Amniotic fluid | Chemistry - non-challenge · 1 biomarkers LP384178-2 3-Methylhistidine | Cerebral spinal fluid | Chemistry - non-challenge · 1 biomarkers LP384181-6 3-Methylhistidine | DBS | Chemistry - non-challenge · 1 biomarkers LP384179-0 3-Methylhistidine | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP384182-4 4-Hydroxy-3-Methoxyphenyllactate | Cerebral spinal fluid | Chemistry - non-challenge · 1 biomarkers LP382305-3 4-Hydroxy-3-Methoxyphenyllactate | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP382306-1 4-Hydroxyphenylacetate · 1 biomarkers LP18423-1 4-Hydroxyphenylacetate | Urine | Drug toxicology · 1 biomarkers LP388097-0 4-Hydroxyphenyllactate · 1 biomarkers LP18424-9 4-Hydroxyphenyllactate | Urine | Chemistry - non-challenge · 1 biomarkers LP383657-6 4-Hydroxyphenylpyruvate · 1 biomarkers LP18425-6 4-Hydroxyphenylpyruvate | Urine | Chemistry - non-challenge · 1 biomarkers LP385819-0 4-Pyridoxate · 1 biomarkers LP15304-6 4-Pyridoxate | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP385160-9 5-Aminoimidazole-4-carboxamide | Cerebral spinal fluid | Chemistry - non-challenge · 1 biomarkers LP383549-5 5-Aminoimidazole-4-carboxamide | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP383550-3 5-Hydroxyindoleacetate | Cerebral spinal fluid | Chemistry - non-challenge · 1 biomarkers LP386352-1 5-Hydroxyindoleacetate | Platelet rich plasma | Chemistry - non-challenge · 1 biomarkers LP386353-9 5-Hydroxyindoleacetate | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP386354-7 5-Hydroxyindoleacetate and Creatinine · 1 biomarkers LP36806-5 5-Hydroxyindoleacetate and Creatinine | Urine | Chemistry - non-challenge · 1 biomarkers LP386357-0 5-Hydroxymethyluracil | Cerebral spinal fluid | Chemistry - non-challenge · 1 biomarkers LP383566-9 5-Hydroxymethyluracil | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP383567-7 5-Methyltetrahydrofolate · 1 biomarkers LP31517-3 5-Methyltetrahydrofolate | Cerebral spinal fluid | Chemistry - non-challenge · 1 biomarkers LP385222-7 5-Oxoproline · 1 biomarkers LP18427-2 5-Oxoproline | Urine | Chemistry - non-challenge · 1 biomarkers LP383660-0 5,6-Dihydrouracil | Cerebral spinal fluid | Chemistry - non-challenge · 1 biomarkers LP383563-6 5,6-Dihydrouracil | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP383564-4 5,6-Dihydrouridine | Cerebral spinal fluid | Chemistry - non-challenge · 1 biomarkers LP383503-2 5,6-Dihydrouridine | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP383504-0 5'-Nucleotidase · 1 biomarkers LP15305-3 5'-Nucleotidase | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP382639-5 6-oxo-piperidine-2-carboxylate · 1 biomarkers LP431278-3 6-oxo-piperidine-2-carboxylate | Plasma | Chemistry - non-challenge · 1 biomarkers LP431639-6 6(R+S)-oxo-propylpiperidine-2-carboxylate · 1 biomarkers LP431281-7 6(R+S)-oxo-propylpiperidine-2-carboxylate | Plasma | Chemistry - non-challenge · 1 biomarkers LP431640-4 7-Alpha hydroxy-4-cholesten-3-one | Blood | Chemistry - non-challenge · 1 biomarkers LP382398-8 7-Alpha hydroxy-4-cholesten-3-one | DBS | Chemistry - non-challenge · 1 biomarkers LP382399-6 7-Alpha,12-alpha dihydroxycholest-4-en-3-one | Blood | Chemistry - non-challenge · 1 biomarkers LP407456-5 7-Alpha,12-alpha dihydroxycholest-4-en-3-one | DBS | Chemistry - non-challenge · 1 biomarkers LP407457-3 7-Alpha,12-alpha dihydroxycholest-4-en-3-one | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP407458-1 7-Aminoclonazepam · 1 biomarkers LP28541-8 7-Aminoclonazepam | Urine | Drug toxicology · 1 biomarkers LP391656-8 7-Dehydrocholesterol · 1 biomarkers LP19866-0 7-Dehydrocholesterol | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP382421-8 7-Ketocholesterol · 1 biomarkers LP310354-8 7-Ketocholesterol | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP382423-4 7,8-Dihydrobiopterin · 1 biomarkers LP200268-3 7,8-Dihydrobiopterin | Cerebral spinal fluid | Chemistry - non-challenge · 1 biomarkers LP384301-0 8-Dehydrocholesterol · 1 biomarkers LP32687-3 8-Dehydrocholesterol | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP382422-6 8(9)-Cholestenol · 1 biomarkers LP186173-3 8(9)-Cholestenol | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP382401-0 Abnormal Hemoglobin · 1 biomarkers LP30925-9 ABO and Rh group | Blood | Blood bank · 1 biomarkers LP399109-0 ABO and Rh group | Blood product unit | Blood | Blood bank · 1 biomarkers LP399112-4 ABO and Rh group | Blood product unit | Blood bank · 1 biomarkers LP399113-2 ABO and Rh group | Newborn | Blood | Blood bank · 1 biomarkers LP399123-1