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.

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

References