Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Two chest tubes remain in place in the left hemithorax , with a persistent moderate - sized partially loculated left pleural effusion . Focal lucency adjacent to the chest tubes in the region of the left costophrenic sulcus could potentially represent loculated basilar pneumothorax . Adjacent subcutaneous emphysema is present in left chest wall . Persistent left retrocardiac opacity , likely due to atelectasis .
    OUTPUT:
    
Stable cardiomegaly without evidence of congestive heart failure .