lists of diseases lists of diseases a medical condition is a broad term that includes all diseases and disorders. a disease is an abnormal condition affecting the body of an organism. a disorder is a functional abnormality or disturbance. lists of animal diseases list of autoimmune diseases list of cancer types list of childhood diseases and disorders list of endocrine diseases list of eponymous diseases list of eye diseases and disorders list of intestinal diseases list of infectious diseases list of human disease case fatality rates list of notifiable diseases - diseases that should be reported to public health services, e.g., hospitals. lists of plant diseases list of pollution-related diseases list of skin conditions list of diseases by year of discovery disorders list of communication disorders list of genetic disorders list of heart disorders list of liver disorders list of neurological conditions and disorders list of mental disorders list of eating disorders list of mood disorders list of personality disorders list of voice disorders list of vulvovaginal disorders