inflammation

• Inflammation

  • Came from the latin word: “Inflammare” (To set a fire)
  • It is composed of a series of physiologic (Natural body mechanism) and morphologic changes in blood vessels, blood components and surrounding tissues for the purpose of protecting the body against injury.
• 5 Cardinal Signs of Inflammation

  Rubor: Redness

  Tumor: Swelling

  Calor: Heat

  Dolor: Pain

  Fictio Laesa: Loss of function 
• Classification of Inflammation:

  According to duration

  • Acute
  • Sub-chronic
  • Chronic

  According to Char. of exudate

  • Serrous
  • Fibrinous
  • Catrrhal
  • Hemorrhagic
  • Suppurative/Purulent
• Acute Inflammation

  • Usually but not necessarily of sudden onset
  • Vascular & Exudative [Exudate = Pathologic]
  • Predominantly PMNs [Neutrophils]