LOINC categories
The official LOINC component hierarchy. For the consumer categories, see Categories.
4,391 categories · page 38 of 44 · all codes
Normochromic | Blood | Hematology and Cell counts · 1 biomarkers LP393446-2 Nortriptyline · 1 biomarkers LP14984-6 Nortriptyline | Serum or Plasma | Drug toxicology · 1 biomarkers LP391155-1 NSAIDS · 1 biomarkers LP31430-9 Nucleated cells · 1 biomarkers LP65367-2 Nucleated cells | Sputum | Hematology and Cell counts · 1 biomarkers LP420349-5 Observation | Bone marrow | Microbiology · 1 biomarkers LP443037-9 Observation | Tissue and Smears | Microbiology · 1 biomarkers LP443079-1 Octadecanoate (C18:0) | Red Blood Cells | Chemistry - non-challenge · 1 biomarkers LP382076-0 Octadecanoate (C18:0) | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP382077-8 Octadecatetraenoate (C18:4w3) · 1 biomarkers LP201769-9 Octadecatetraenoate (C18:4w3) | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP382130-5 Octanoate (C8:0) | Red Blood Cells | Chemistry - non-challenge · 1 biomarkers LP382058-8 Octanoate (C8:0) | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP382059-6 Octanoylcarnitine (C8) | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP381733-7 Octenoylcarnitine (C8:1) | DBS | Chemistry - non-challenge · 1 biomarkers LP381761-8 Octenoylcarnitine (C8:1) | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP381763-4 Odor · 1 biomarkers LP31914-2 Odor | Urine | Specimen information · 1 biomarkers LP404252-1 Oleate (C18:1w9) | Red Blood Cells | Chemistry - non-challenge · 1 biomarkers LP382100-8 Oleate (C18:1w9) | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP382101-6 Oleoylcarnitine (C18:1) | DBS | Chemistry - non-challenge · 1 biomarkers LP381949-9 Oleoylcarnitine (C18:1) | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP381951-5 Oligosaccharides · 1 biomarkers LP18038-7 Oligosaccharides | Urine | Chemistry - non-challenge · 1 biomarkers LP385596-4 Omega 3 fatty acids (w3) | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP382109-9 Oncology drugs · 1 biomarkers LP31428-3 Organic acidemia conditions suspected · 1 biomarkers LP97723-8 Organic acidemia conditions suspected | DBS | Chemistry - non-challenge · 1 biomarkers LP417004-1 Organic acidemias | DBS | Chemistry - non-challenge · 1 biomarkers LP385854-7 Organic acids pattern | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP416967-0 Organic acids pattern | Urine | Chemistry - non-challenge · 1 biomarkers LP416968-8 Ornithine | Amniotic fluid | Chemistry - non-challenge · 1 biomarkers LP384199-8 Ornithine | Cerebral spinal fluid | Chemistry - non-challenge · 1 biomarkers LP384203-8 Ornithine | DBS | Chemistry - non-challenge · 1 biomarkers LP384201-2 Ornithine | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP384205-3 Orotate | Cerebral spinal fluid | Chemistry - non-challenge · 1 biomarkers LP383527-1 Orotate | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP383528-9 Orotate | Urine | Chemistry - non-challenge · 1 biomarkers LP383529-7 Orotidine | Cerebral spinal fluid | Chemistry - non-challenge · 1 biomarkers LP383535-4 Orotidine | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP383536-2 Orotidine | Urine | Chemistry - non-challenge · 1 biomarkers LP383537-0 Osmol gap · 1 biomarkers LP172681-1 Osmol gap | Stool | Chemistry - non-challenge · 1 biomarkers LP386599-7 Osmotic fragility beginning hemolysis · 1 biomarkers LP65752-5 Osmotic fragility beginning hemolysis | Red Blood Cells | Hematology and Cell counts · 1 biomarkers LP393820-8 Osmotic fragility full hemolysis · 1 biomarkers LP65753-3 Osmotic fragility full hemolysis | Red Blood Cells | Hematology and Cell counts · 1 biomarkers LP393821-6 Osteocalcin · 1 biomarkers LP15759-1 Osteocalcin | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP386040-2 Other cells | Amniotic fluid | Hematology and Cell counts · 1 biomarkers LP433121-3 Other cells | Blood cord | Hematology and Cell counts · 1 biomarkers LP393305-0 Other cells | Cerebral spinal fluid | Hematology and Cell counts · 1 biomarkers LP393307-6 Other cells | Synovial fluid | Hematology and Cell counts · 1 biomarkers LP393310-0 Other elements · 1 biomarkers LP99280-7 Other elements | Urine sediment | Urinalysis · 1 biomarkers LP402521-1 Ova and parasites | XXX | Microbiology · 1 biomarkers LP442165-9 Oval macrocytes · 1 biomarkers LP14572-9 Oval macrocytes | Blood | Hematology and Cell counts · 1 biomarkers LP393435-5 Ovalocytes · 1 biomarkers LP17644-3 Ovalocytes | Blood | Hematology and Cell counts · 1 biomarkers LP393409-0 Oxalate | Calculus (stone) | Chemistry - non-challenge · 1 biomarkers LP386325-7 Oxalate | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP386328-1 OXcarbazepine | Serum or Plasma | Drug toxicology · 1 biomarkers LP390808-6 Oxygen | Body fluid | Chemistry - non-challenge · 1 biomarkers LP383368-0 Oxygen content | Blood | Chemistry - non-challenge · 1 biomarkers LP383373-0 Oxygen content | Blood capillary | Chemistry - non-challenge · 1 biomarkers LP383375-5 Oxygen content | Blood central venous | Chemistry - non-challenge · 1 biomarkers LP426944-7 Oxygen content | Blood cord | Chemistry - non-challenge · 1 biomarkers LP383376-3 Oxygen content | Blood mixed venous | Chemistry - non-challenge · 1 biomarkers LP383379-7 Oxyhemoglobin | Cerebral spinal fluid | Chemistry - non-challenge · 1 biomarkers LP383419-1 Oxyhemoglobin | Plasma | Chemistry - non-challenge · 1 biomarkers LP383420-9 Palatinase | Small intestine Tissue | Chemistry - non-challenge · 1 biomarkers LP383163-5 Palatinase | Tissue and Smears | Chemistry - non-challenge · 1 biomarkers LP383162-7 Palmitate (C16:0) | Red Blood Cells | Chemistry - non-challenge · 1 biomarkers LP382072-9 Palmitate (C16:0) | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP382073-7 Palmitoleate (C16:1w7) | Red Blood Cells | Chemistry - non-challenge · 1 biomarkers LP382090-1 Palmitoleate (C16:1w7) | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP382091-9 Palmitoleylcarnitine (C16:1) | DBS | Chemistry - non-challenge · 1 biomarkers LP381913-5 Palmitoleylcarnitine (C16:1) | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP381916-8 Palmitoyl protein thioesterase | DBS | Chemistry - non-challenge · 1 biomarkers LP383164-3 Palmitoyl protein thioesterase | Fibroblast | Chemistry - non-challenge · 1 biomarkers LP383165-0 Palmitoyl protein thioesterase | White blood cells | Chemistry - non-challenge · 1 biomarkers LP383167-6 Palmitoylcarnitine (C16) | DBS | Chemistry - non-challenge · 1 biomarkers LP381883-0 Palmitoylcarnitine (C16) | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP381886-3 Pappenheimer bodies · 1 biomarkers LP17682-3 Pappenheimer bodies | Blood | Hematology and Cell counts · 1 biomarkers LP393393-6 Parainfluenza virus · 1 biomarkers LP18337-3 Parainfluenza virus | XXX | Microbiology · 1 biomarkers LP444700-1 Parasites | Urine sediment | Urinalysis · 1 biomarkers LP402506-2 Parathyrin related protein · 1 biomarkers LP15776-5 Parathyrin related protein | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP386042-8 Parathyrin.intact | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP381353-4 Parathyrin.intact intraoperative percent change · 1 biomarkers LP149576-3 Parathyrin.intact intraoperative percent change | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP381355-9 Parathyrin.mid molecule · 1 biomarkers LP15779-9 Parathyrin.mid molecule | Serum or Plasma | Chemistry - non-challenge · 1 biomarkers LP381356-7 Pathologist review · 1 biomarkers LP18649-1 Pathologist review | Blood | Blood bank · 1 biomarkers LP399311-2 Pathology biopsy report · 1 biomarkers LP121003-0