Medical Subject Headings

MeSH Tree Structures - 2008

Tree numbers in the HTML format are linked to the Descriptor record in the MeSH Browser.

Anatomy [A]
- Body Regions [A01] HTML PDF
- Musculoskeletal System [A02] HTML PDF
- Digestive System [A03] HTML PDF
- Respiratory System [A04] HTML PDF
- Urogenital System [A05] HTML PDF
- Endocrine System [A06] HTML PDF
- Cardiovascular System [A07] HTML PDF
- Nervous System [A08] HTML PDF
- Sense Organs [A09] HTML PDF
- Tissues [A10] HTML PDF
- Cells [A11] HTML PDF
- Fluids and Secretions [A12] HTML PDF
- Animal Structures [A13] HTML PDF
- Stomatognathic System [A14] HTML PDF
- Hemic and Immune Systems [A15] HTML PDF
- Embryonic Structures [A16] HTML PDF
- Integumentary System [A17] HTML PDF
Organisms [B]
- Animals [B01] HTML PDF
- Algae [B02] HTML PDF
- Bacteria [B03] HTML PDF
- Viruses [B04] HTML PDF
- Fungi [B05] HTML PDF
- Plants [B06] HTML PDF
- Archaea [B07] HTML PDF
- Mesomycetozoea [B08] HTML PDF
Diseases [C]
- Bacterial Infections and Mycoses [C01] HTML PDF
- Virus Diseases [C02] HTML PDF
- Parasitic Diseases [C03] HTML PDF
- Neoplasms [C04] HTML PDF
- Musculoskeletal Diseases [C05] HTML PDF
- Digestive System Diseases [C06] HTML PDF
- Stomatognathic Diseases [C07] HTML PDF
- Respiratory Tract Diseases [C08] HTML PDF
- Otorhinolaryngologic Diseases [C09] HTML PDF
- Nervous System Diseases [C10] HTML PDF
- Eye Diseases [C11] HTML PDF
- Male Urogenital Diseases [C12] HTML PDF
- Female Urogenital Diseases and Pregnancy Complications [C13] HTML PDF
- Cardiovascular Diseases [C14] HTML PDF
- Hemic and Lymphatic Diseases [C15] HTML PDF
- Congenital, Hereditary, and Neonatal Diseases and Abnormalities [C16] HTML PDF
- Skin and Connective Tissue Diseases [C17] HTML PDF
- Nutritional and Metabolic Diseases [C18] HTML PDF
- Endocrine System Diseases [C19] HTML PDF
- Immune System Diseases [C20] HTML PDF
- Disorders of Environmental Origin [C21] HTML PDF
- Animal Diseases [C22] HTML PDF
- Pathological Conditions, Signs and Symptoms [C23] HTML PDF
Chemicals and Drugs [D]
- Inorganic Chemicals [D01] HTML PDF
- Organic Chemicals [D02] HTML PDF
- Heterocyclic Compounds [D03] HTML PDF
- Polycyclic Compounds [D04] HTML PDF
- Macromolecular Substances [D05] HTML PDF
- Hormones, Hormone Substitutes, and Hormone Antagonists [D06] HTML PDF
- Enzymes and Coenzymes [D08] HTML PDF
- Carbohydrates [D09] HTML PDF
- Lipids [D10] HTML PDF
- Amino Acids, Peptides, and Proteins [D12] HTML PDF
- Nucleic Acids, Nucleotides, and Nucleosides [D13] HTML PDF
- Complex Mixtures [D20] HTML PDF
- Biological Factors [D23] HTML PDF
- Biomedical and Dental Materials [D25] HTML PDF
- Pharmaceutical Preparations [D26] HTML PDF
- Chemical Actions and Uses [D27] HTML PDF
Analytical,Diagnostic and Therapeutic Techniques and Equipment [E]
- Diagnosis [E01] HTML PDF
- Therapeutics [E02] HTML PDF
- Anesthesia and Analgesia [E03] HTML PDF
- Surgical Procedures, Operative [E04] HTML PDF
- Investigative Techniques [E05] HTML PDF
- Dentistry [E06] HTML PDF
- Equipment and Supplies [E07] HTML PDF
Psychiatry and Psychology [F]
- Behavior and Behavior Mechanisms [F01] HTML PDF
- Psychological Phenomena and Processes [F02] HTML PDF
- Mental Disorders [F03] HTML PDF
- Behavioral Disciplines and Activities [F04] HTML PDF
Biological Sciences [G]
- Biological Sciences [G01] HTML PDF
- Health Occupations [G02] HTML PDF
- Environment and Public Health [G03] HTML PDF
- Biological Phenomena, Cell Phenomena, and Immunity [G04] HTML PDF
- Genetic Processes [G05] HTML PDF
- Biochemical Phenomena, Metabolism, and Nutrition [G06] HTML PDF
- Physiological Processes [G07] HTML PDF
- Reproductive and Urinary Physiology [G08] HTML PDF
- Circulatory and Respiratory Physiology [G09] HTML PDF
- Digestive, Oral, and Skin Physiology [G10] HTML PDF
- Musculoskeletal, Neural, and Ocular Physiology [G11] HTML PDF
- Chemical and Pharmacologic Phenomena [G12] HTML PDF
- Genetic Phenomena [G13] HTML PDF
- Genetic Structures [G14] HTML PDF
Natural Sciences [H]
- Natural Sciences [H01] HTML PDF
Anthropology,Education,Sociology and Social Phenomena [I]
- Social Sciences [I01] HTML PDF
- Education [I02] HTML PDF
- Human Activities [I03] HTML PDF
Technology,Industry,Agriculture [J]
- Technology, Industry, and Agriculture [J01] HTML PDF
- Food and Beverages [J02] HTML PDF
Humanities [K]
- Humanities [K01] HTML PDF
Information Science [L]
- Information Science [L01] HTML PDF
Named Groups [M]
- Persons [M01] HTML PDF
Health Care [N]
- Population Characteristics [N01] HTML PDF
- Health Care Facilities, Manpower, and Services [N02] HTML PDF
- Health Care Economics and Organizations [N03] HTML PDF
- Health Services Administration [N04] HTML PDF
- Health Care Quality, Access, and Evaluation [N05] HTML PDF
Publication Characteristics [V]
- Publication Components [V01] HTML PDF
- Publication Formats [V02] HTML PDF
- Study Characteristics [V03] HTML PDF
- Support of Research [V04] HTML PDF
Geographicals [Z]
- Geographic Locations [Z01] HTML PDF