Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Extensive opacity obscures the right heart border with ipsilateral deviation of the trachea . Moderate layering right and small left pleural effusions are present . There is mild to moderate interstitial pulmonary edema . No pneumothorax .
    OUTPUT:
    
1 . Right middle lobe pneumonia and possible collapse . Noncontrast CT of the chest could further evaluate and exclude central obstructive process . 2 . Mild to moderate pulmonary edema . 3 . Moderate right and small left layering pleural effusions .