Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left greater than right basilar atelectasis is overall unchanged compared to ___ . There is faint indistinctness of the pulmonary vasculature . Lungs are otherwise clear . No pleural effusion or pneumothorax . Severe cardiomegaly is unchanged . Cardiomediastinal and hilar silhouettes are unchanged . A left pectoralis dual - chamber cardiac pacemaker and leads are unchanged in position . No acute fractures are seen .
    OUTPUT:
    
Faint indistinctness of the pulmonary vasculature raises the possibility of mild edema . No traumatic abnormality identified .