Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were obtained . The heart is moderately enlarged . There is mild central pulmonary vascular congestion without frank pulmonary edema . No definite signs of pneumonia . Aorta is markedly unfolded . No pneumothorax . Trace pleural effusions are difficult to exclude . Bony structures are intact .
    OUTPUT:
    
Cardiomegaly , mild central congestion . Tiny pleural effusion is likely present .