Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: New hazy opacities are seen in the left lung base , concerning for developing pneumonia . Mild bibasilar atelectasis is noted , left greater than right . No pleural effusion , pneumothorax , or pulmonary edema .
    OUTPUT:
    
New hazy opacities in the left lung base are concerning for developing pneumonia .