It is an  inflammation of lung parenchyma which is associated with market increase interstitial and alveolar fluid.                                     Pneumonia is the inflammation of lungs parenchyma associated with Interstitial and alveolar fluid accumulation. … Continue readingPneumonia, definition of pneumonia, types of pneumonia, clinical manifestation, riks factors, complication of pneumonia, and medical management, (by GS India Nursing)