Terms used to describe infections

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  1. Acute disease
    • symptoms develop rapidly and that runs its course quickly
    • measles and colds
  2. Chronic disease
    • symptoms develop slowly and disease is slow to disappear
    • TB and Hansen's disease (leprosy)
  3. Subacute disease
    • symptoms intermeiate between acute and chronic
    • gingivitis or gum disease
  4. Latent disease
    • symptoms appear and/or reappear long after infection
    • herpes virus infection
  5. Local infection
    • infection confined to a small region of the body
    • boils and bladder infections
  6. Focal infection
    • infection in a confined region from which pathogens travel to other regions of the body
    • sinus infection
  7. Systemic infection
    • also known as generalized infection
    • infection in which he pathogens are spread throughout the body, often by traveling through blood or lymph
    • typhoid fever
    • when focal infections spread, they become systemic infection
  8. Septicemia
    presence and multiplication of pathogen in blood
  9. Bacteremia
    • Presence but not mulplication of bacteria in the blood
    • spread of or organisms ften occurs in cases of injury
    • cuts, abrasions or even from teeth cleaning
  10. Viremia
    • presence but not multiplication of viruses in blood
    • same as bacteremia
  11. Toxemia
    presence of toxins in blood
  12. Sapremia
    presence of metabolic products of saprophytes in blood
  13. Primary infection
    • infection in a previously healthy person
    • most are acute
  14. Secondary infection
    infection that immediately follows a rpimary infection
  15. Superinfection
    secondary infection that is usually caused by an agent resistant to the treatment for the primary infection
  16. Mixed infection
    • infection caused by 2 or more pathogens
    • dental cares and peridontal diseases are due to mixed bacterial infections
  17. Inapparent infection
    • infection that fails to produce full set of signs and symptoms either because few organisms or the defenses effectively combat pathogens
    • mild infections can stimulate teh immune system to protect against future attack
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Terms used to describe infections
exam 3
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