Which of the following is the characteristic feature of adult respiratory distress syndrome?
Correct Answer: Diffuse alveolar damage
Description: Adult Respiratory Distress Syndrome (ARDS) Also called as Shock Lung, Diffuse alveolar damage or Acute lung injury In adult respiratory distress syndrome, there is damage to type-I / II pneumocytes as well as formation of hyaline membrane due to endothelial cell damage which increases vessel permeability - formation of membrane with fibrinogen-Hyaline appearance. The histologic manifestation of ARDS in the lungs is known as diffuse alveolar damage (DAD) the integrity of the alveolar-capillary membrane is compromised by endothelial and epithelial injury.
Category:
Pathology
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