Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest . There are low lung volumes which crowd the pulmonary vasculature limiting the exam . There is no definite confluent opacity concerning for pneumonia . There is overall haziness of the lungs given the low lung volumes . There is no pleural effusion or pneumothorax . The cardiac , mediastinal and hilar contours are within normal limits .
    OUTPUT:
    
Low lung volumes crowd the pulmonary vasculature and give overall a more hazy appearance to the lungs . There is no definite focal parenchymal opacity reflecting pneumonia .