Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are low lung volumes , resulting in bronchovascular crowding and exaggeration of the cardiomediastinal silhouette . There is pulmonary vascular engorgement , without frank edema . Increased bibasilar opacities are likely consistent with atelectasis , however pneumonia or aspiration could be considered in the appropriate clinical setting . The heart remains enlarged . No pneumothorax .
    OUTPUT:
    
1 . Increased bibasilar opacities are likely consistent with atelectasis , however pneumonia or aspiration could be considered in the appropriate clinical setting . 2 . Engorged pulmonary vasculature .