Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Study is limited by patient rotation and portable technique ; however , low lung volumes are appreciated , which accentuate the cardiomediastinal contours . Blunting of the right costophrenic angle may indicate a small pleural effusion . No discreet consolidation is appreciated . Hilar and mediastinal contours are within normal limits . No pneumothorax is appreciated .
    OUTPUT:
    
Limited study due to portable technique and patient rotation ; however , no clear evidence for mediastinal widening . Small right pleural effusion . No consolidation .