Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . A dual - lead left - sided pacemaker is seen with leads extending to the expected positions of the right atrium and right ventricle . There are relatively low lung volumes . Lower lobe linear atelectasis is seen on the lateral view . No focal consolidation , pleural effusion , or evidence of pneumothorax is seen . The cardiac silhouette is borderline in size . The aorta is calcified and tortuous . No overt pulmonary edema is seen .
    OUTPUT:
    
Mild basilar atelectasis . Borderline cardiac silhouette size . Otherwise , no acute cardiopulmonary process .