Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild cardiomegaly is unchanged . A cardiac conduction device is contiguous with a single lead , which appears to terminate in the right ventricle , unchanged . Asymmetrical opacity at the junction of the left first anterior rib and medial clavicle is not fully localizer characterized on this portable radiograph . Lungs are otherwise remarkable for patchy bibasilar atelectasis . Bilateral pleural effusions are small .
    OUTPUT:
    
Stable mild cardiomegaly . No evidence of pulmonary edema . Focal asymmetrical opacity in left apex , for which further evaluation with standard PA and lateral chest radiographs is recommended .