Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are mildly underinflated and there is linear atelectasis emanating towards the periphery from the right hilum and left hilum . There is also atelectasis at the right base . There is blunting of the right posterior costophrenic sulcus suggesting small pleural effusion . The heart is not enlarged . There is no pneumothorax . The visualized bony structures are unremarkable .
    OUTPUT:
    
1 . Streaky linear atelectasis in both mid lung and right base . 2 . Small pleural effusion blunting the right posterior costophrenic sulcus .