Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . The heart appears top - normal in size with subtle prominence of the left atrial appendage for which clinical correlation is advised . No signs of congestion or edema . No large effusion or pneumothorax . Mediastinal contour appears normal . Bony structures are intact .
    OUTPUT:
    
Top normal heart size with prominence of the left atrium . Otherwise unremarkable .