Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Widening of mediastinum has decreased . It is probably explained by the rotation of the patient and mild engorgement of the vessels that has improved . Bibasilar atelectasis with low lung volume is unchanged . There is no pneumothorax . Small pleural effusion if any . Left upper quadrant abdominal calcified cyst is seen as shown on recent CT . Right jugular line is in adequate position in lower SVC .
    OUTPUT:
    
1 . The mediastinum enlargement has improved . It is explained by the rotation of the patient and enlargement of pulmonary vessels that have improved compatible with some mild volume overload . 2 . Low lung volume with bibasilar atelectasis is unchanged .