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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.
This is an accepted version of this page This is the latest accepted revision, reviewed on 23 February 2025. Condition negatively affecting an organism For other uses, see Disease (disambiguation). "Maladies" redirects here. For the 2012 film, see Maladies (film). "Malady" redirects here. For the American politician, see Regis Malady. "Ailment" redirects here; not to be confused with Aliment ...
Infectious diseases are diseases caused by biological agents, which can be transmitted to others, rather than by genetic, physical or chemical agents. This definition includes disease caused by viruses, bacteria, parasites, fungi and prions.
Cardiac symptoms of heart failure include chest pain/pressure and palpitations.Common noncardiac signs and symptoms of heart failure include loss of appetite, nausea, weight loss, bloating, fatigue, weakness, low urine output, waking up at night to urinate, and cerebral symptoms of varying severity, ranging from anxiety to memory impairment and confusion.
An infection is the invasion of tissues by pathogens, their multiplication, and the reaction of host tissues to the infectious agent and the toxins they produce. [1] An infectious disease, also known as a transmissible disease or communicable disease, is an illness resulting from an infection.
Infectious diseases (ID), also known as infectiology, is a medical specialty dealing with the diagnosis and treatment of infections. An infectious diseases specialist's practice consists of managing nosocomial (healthcare-acquired) infections or community-acquired infections. [1]
Syphilis (/ ˈ s ɪ f ə l ɪ s /) is a sexually transmitted infection caused by the bacterium Treponema pallidum subspecies pallidum. [1] The signs and symptoms depend on the stage it presents: primary, secondary, latent or tertiary.
Progressive disease or progressive illness is a disease or physical ailment whose course in most cases is the worsening, growth, or spread of the disease. This may happen until death, serious debility, or organ failure occurs. [1]