Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP upright chest radiograph provided . The heart is markedly enlarged . There is mild pulmonary edema with opacity in the lower lungs , left greater than right , which could indicate effusion , though consolidation is also a concern . No pneumothorax .
    OUTPUT:
    
Massive cardiomegaly . Consider echocardiogram to exclude pericardial effusion . Small effusions , mild edema and possible consolidation at the left lung base .