Postmortem examination has routinely revealed serouspleural effusions and heavy edematous lungs. Microscopic findingshave included interstitial infiltrates of mononuclear cells in thealveolar septa, congestion, septal and alveolar edema. Cellulardebris and neutrophils are not prominent
Based on the description above, are these lesions consistent with an inflammatory process that is acute or chronic, local orsystemic. Give specific examples from the pathology description to support your answer. Which of the other emerging infectious diseases has similar lesions.