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Diseases Terms and Definitions:

	Animal Diseases
	Bacterial Infections and Mycoses - Infections caused by bacteria and fungi, general, specified, or unspecified.
	Cardiovascular Diseases
	Congenital, Hereditary, and Neonatal Diseases and Abnormalities - Diseases existing at birth and often before birth, or that develop during the first month of life (INFANT, NEWBORN, DISEASES), regardless of causation. Of these diseases, those characterized by structural deformities are termed ABNORMALITIES.
	Digestive System Diseases - Diseases in any part of the GASTROINTESTINAL TRACT or the accessory organs (LIVER; BILIARY TRACT; PANCREAS).
	Disorders of Environmental Origin - Disorders representing collectively the results of assault by external forces, rather than by organic or physiologic dysfunction or by pathogens.
	Endocrine Diseases
	Eye Diseases
	Female Genital Diseases and Pregnancy Complications
	Hemic and Lymphatic Diseases - Hematologic diseases and diseases of the lymphatic system collectively. Hemic diseases include disorders involving the formed elements (e.g., ERYTHROCYTE AGGREGATION, INTRAVASCULAR) and chemical components (e.g., BLOOD PROTEIN DISORDERS); lymphatic diseases include disorders relating to lymph, lymph nodes, and lymphocytes.
	Immunologic Diseases - Disorders caused by abnormal or absent immunologic mechanisms, whether humoral, cell-mediated or both.
	Musculoskeletal Diseases - Diseases of the muscles and their associated ligaments and other connective tissue and of the bones and cartilage viewed collectively.
	Neoplasms - New abnormal growth of tissue. Malignant neoplasms show a greater degree of anaplasia and have the properties of invasion and metastasis, compared to benign neoplasms.
	Nervous System Diseases - Diseases of the central and peripheral nervous system. This includes disorders of the brain, spinal cord, cranial nerves, peripheral nerves, nerve roots, autonomic nervous system, neuromuscular junction, and muscle.
	Nutritional and Metabolic Diseases - A collective term for nutritional disorders (result of poor assimilation or utilization of food) and metabolic disorders (result of poor metabolism or inherited enzyme abnormality).
	Otorhinolaryngologic Diseases - General or unspecified diseases of the ear, nose, and throat.
	Parasitic Diseases - Infections or infestations with parasitic organisms. They are often contracted through contact with an intermediate vector, but may occur as the result of direct exposure.
	Pathological Conditions, Signs and Symptoms - Abnormal anatomical or physiological conditions and objective or subjective manifestations of disease, not classified as disease or syndrome.
	Respiratory Tract Diseases
	Skin and Connective Tissue Diseases - A collective term for diseases of the skin and its appendages and of connective tissue.
	Stomatognathic Diseases - General or unspecified diseases of the stomatognathic system, comprising the mouth, teeth, jaws, and pharynx.
	Urologic and Male Genital Diseases - A collective term for urinary tract diseases in male and female and diseases of the male genitalia.
	Virus Diseases - A general term for diseases produced by viruses.

Diseases Definitions and Terms

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