Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Interval placement of a BIV - ICD in the left chest with one lead terminating in the right atrium and the other lead terminating in the right ventricle . No pneumothorax . Small left pleural effusion with adjacent atelectasis . Bilateral low lung volumes , unchanged since ___ . Stable cardiomegaly and mediastinal contours .
    OUTPUT:
    
1 . No pneumothorax . 2 . Small left pleural effusion and atelectasis .