Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is slightly rotated . The lateral view is suboptimal due to underpenetration from overlying soft tissue / body habitus . Streaky left base opacity most likely represents combination of vascular crowding and atelectasis , less likely pneumonia . No pleural effusion or pneumothorax is seen . The cardiac and mediastinal silhouettes are stable .
    OUTPUT:
    
Low lung volumes . Limited lateral view . Streaky left base opacity most likely represents combination of vascular crowding and atelectasis , less likely pneumonia .