Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Lung volumes are low limiting assessment . Allowing for this , the lungs are clear . Cardiomegaly is again seen . Mediastinal contour is normal . No large pneumothorax or effusion . The imaged bony structures appear grossly intact . No free air seen below the right hemidiaphragm .
    OUTPUT:
    
Cardiomegaly without definite signs of pneumonia or edema .