Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Some thickened septal lines are seen in the lower lungs , compatible with early phase pulmonary edema . Lungs are otherwise clear and the pulmonary vasculature is not particularly dilated or plethoric . Lungs are hyperinflated and the diaphragm is flattened consistent with air trapping and / or emphysema . Incidental note is made of well - healed right eighth and ninth rib fractures .
    OUTPUT:
    
Minimal pulmonary edema . Chronic moderate cardiomegaly . COPD