Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: On the background of coarse interstitial markings there are multiple foci of patchy opacities , more prominently in the right upper and mid lung as well as in the retrocardiac region and the left lower lung . These opacities although are less conspicuous than in ___ are new from ___ which is considered this patient 's baseline . The left - sided pleural effusion is also present . There is no pneumothorax . Moderate cardiomegaly stable .
    OUTPUT:
    
Multi focal pneumonia on the background of coarse interstitial markings which may represent a combination of interstitial pulmonary edema and chronic interstitial pulmonary disease .