List of MeSH codes explained

Medical subject headings
Description:	Medical subject headings.
Scope:	controlled vocabulary
Center:	United States National Library of Medicine National Center for Biotechnology Information
Laboratory:	United States National Library of Medicine
Author:	F B ROGERS^[1]
Pmid:	13982385

The following is a list of the codes for MeSH (Medical Subject Headings), a comprehensive controlled vocabulary for the purpose of indexing journal articles and books in the life sciences. It is a product of the United States National Library of Medicine (NLM).

The prefixes (A01, etc.) are linked to more extensive sub-lists of codes; the medical terms are linked to articles on those topics.

The source for this content is the set of 2024 MeSH Trees from NLM.^[2]

- - A Anatomy A01 body regions (74 articles)
- A02 musculoskeletal system (213 articles)
- A03 digestive system (98 articles)
- A04 respiratory system (46 articles)
- A05 urogenital system (87 articles)
- A06 endocrine system
- A07 cardiovascular system
- A08 nervous system
- A09 sense organs
- A10 tissues
- A11 cells
- A12 fluids and secretions
- A13 animal structures
- A14 stomatognathic system
- A15 hemic and immune systems
- A16 embryonic structures
- A17 integumentary system
- A18plant structures
- A19fungal structures
- A20bacterial structures
- A21viral structures
B Organisms
- B01 eukaryota (animals, plants, fungi)
- B02 archaea
- B03 bacteria
- B04 viruses
- B05 organism forms
C Diseases
- C01 bacterial infections and mycoses
- C02 virus diseases
- C03 parasitic diseases
- C04 neoplasms
- C05 musculoskeletal diseases
- C06 digestive system diseases
- C07 stomatognathic diseases
- C08 respiratory tract diseases
- C09 otorhinolaryngologic diseases
- C10 nervous system diseases
- C11 eye diseases
- C12 urologic and male genital diseases
- C13 female genital diseases and pregnancy complications
- C14 cardiovascular diseases
- C15 hemic and lymphatic diseases
- C16 congenital, hereditary, and neonatal diseases and abnormalities
- C17 skin and connective tissue diseases
- C18 nutritional and metabolic diseases
- C19 endocrine system diseases
- C20 immune system diseases
- C21 disorders of environmental origin
- C22 animal diseases
- C23 pathological conditions, signs and symptoms
- C24occupational diseases
- C25chemically induced disorders
- C26wounds and injuries
D Chemicals and Drugs
- D01 inorganic chemicals
- D02 organic chemicals
- D03 heterocyclic compounds
- D04 polycyclic compounds
- D05 macromolecular substances
- D06 hormones, hormone substitutes, and hormone antagonists
- D07 none (enzymes and coenzymes)
- D08 enzymes and coenzymes (carbohydrates)
- D09 carbohydrates (lipids)
- D10 lipids (amino acids, peptides, and proteins)
- D11 none (nucleic acids, nucleotides, and nucleosides)
- D12 amino acids, peptides, and proteins
- D13 nucleic acids, nucleotides, and nucleosides
- D20 complex mixtures
- D23 biological factors
- D25 biomedical and dental materials
- D26 pharmaceutical preparations
- D27 chemical actions and uses
E Analytical, Diagnostic and Therapeutic Techniques and Equipment
- E01 diagnosis
- E02 therapeutics
- E03 anesthesia and analgesia
- E04 surgical procedures, operative
- E05 investigative techniques
- E06 dentistry
- E07 equipment and supplies
F Psychiatry and Psychology
- F01 behavior and behavior mechanisms
- F02 psychological phenomena and processes
- F03 mental disorders
- F04 behavioral disciplines and activities
G Phenomena and Processes
- G01 physical phenomena
- G02 chemical phenomena
- G03 metabolism
- G04 cell phenomena and immunity
- G05 genetic phenomena
- G06 microbiological phenomena
- G07 physiological processes
- G08 reproductive and urinary physiological phenomena
- G09 circulatory and respiratory physiological phenomena
- G10 digestive and oral physiological phenomena
- G11 musculoskeletal and neural physiological phenomena
- G12 immune system phenomena
- G13 integumentary system physiological phenomena
- G14 ocular physiological phenomena
- G15plant physiological phenomena
- G16biological phenomena
- G17mathematical concepts
HDisciplines and Occupations
- H01 natural science disciplines
- H02health occupations
I Anthropology, Education, Sociology and Social Phenomena
- I01 social sciences
- I02 education
- I03 human activities
J Technology and Food and Beverages
- J01 technology, industry, and agriculture
- J02 food and beverages
- J03 non-medical public and private facilities
K Humanities
- K01 humanities
L Information Science
- L01 information science
M Persons
- M01 persons
N Health Care
- N01 population characteristics
- N02 health care facilities, manpower, and services
- N03 health care economics and organizations
- N04 health services administration
- N05 health care quality, access, and evaluation
- N06 environment and public health
V Publication Characteristics
- V01 publication components (publication type)
- V02 publication formats (publication type)
- V03 study characteristics (publication type)
- V04 support of research
Z Geographic Locations
- Z01 geographic locations

Notes and References

ROGERS. F B. Jan 1963. Medical subject headings. Bull Med Libr Assoc. 51. 114–6. 0025-7338. 13982385. 197951 .
Web site: All MeSH Categories - MeSH - NCBI . 2024-03-18 . www.ncbi.nlm.nih.gov.