Inflammation

INFLAMMATION

Definition

Reaction of vascularised living tissue to local injury caused by microbes or necrotic tissue.

  • Reaction of blood vessels
  • Accumulation of fluid & leucocytes in extra vascular tissues
  • Inflammation and repair always go hand in hand

Beneficial Effects of Inflammation

  • To destroy / dilute the injurious agent (microbes; toxins )
  • Cell injury (necrosis)

Harmful Effects of Inflammation

  • Chronic inflammatory reactions e.g. rheumatoid arthritis
  • Atherosclerosis
  • Pulmonary fibrosis
  • Hypersensitivity reactions
  • Insect bites
  • drugs, toxins

Repair produces scars that causes mechanical obstruction and loss of functions

 

Duration of inflammation
Last modified: Wednesday, 14 December 2011, 1:03 PM