Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no pneumothorax or large pleural effusions . Focal opacity at the right lung base is probably secondary to aspiration . Cardiac silhouette is mildly enlarged . Calcified bilateral breast implants are noted .
    OUTPUT:
    
Small opacity at the right lung base is probably secondary to aspiration given the recent history of bronchoscopy . No pneumothorax .