Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP chest radiograph demonstrates severe cardiomegaly , both interstitial and alveolar edema as well as small bilateral pleural effusions . A more confluent opacity is seen in the right middle lobe . There is no pneumothorax . Atherosclerotic calcifications are noted in the aortic arch .
    OUTPUT:
    
Marked pulmonary edema . Follow up CXR after diuresis may be helpful to exclude underlying pneumonia in right middle lobe .