Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest ___ at 12 :09 are submitted .
    OUTPUT:
    
The right hemidiaphragm remains elevated which is of uncertain significance . The vague scattered opacities in the left lung , upper more than mid to lower , not significantly changed given differences in technique and are consistent with pneumonia . No pleural effusion or pulmonary edema . No pneumothorax . Overall cardiac and mediastinal contours are stable .