Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright frontal and lateral views of the chest were obtained . There are low lung volumes , which accentuate the bronchovascular markings . Given this , no focal consolidation , pleural effusion , or evidence of pneumothorax is seen . There is minimal interstitial edema . The cardiac and mediastinal silhouettes are unremarkable . There is persistent elevation of the right hemidiaphragm .
    OUTPUT:
    
Low lung volumes , which accentuate the bronchovascular markings . Given this , there is minimal interstitial pulmonary edema .