Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Mild elevation of the right hemidiaphragm is noted . Lungs appear relatively clear . No large effusion or pneumothorax . Heart is mildly prominent . Mediastinal contour is unremarkable . Bony structures appear grossly intact .
    OUTPUT:
    
Top normal heart size . No convincing signs of pneumonia or edema .