Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Lung volumes are low , exaggerating heart size and bronchovascular markings . Cardiomegaly is moderate and the left atrium is enlarged , similar to prior . Increased interstitial markings are compatible with mild pulmonary edema . No pleural effusion or pneumothorax . There is slight leftward deviation of the trachea , compatible with thyroid gland enlargement . The osseous structures are unremarkable .
    OUTPUT:
    
Mild pulmonary edema with moderate cardiomegaly .