Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest are provided . Lung volumes are low which limits evaluation . There is top normal heart size . There does appear to be mild interstitial pulmonary edema which in part could be magnified due to technique . There is no frank pulmonary alveolar edema . No effusion or pneumothorax . Bony structures appear intact .
    OUTPUT:
    
Top normal heart size with apparent mild pulmonary edema , though study limitations limit the evaluation .