Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Study is somewhat limited due to portable AP view . There is new left basilar atelectasis , without convincing signs of pneumonia or overt edema . Cardiomediastinal and hilar contours are grossly unchanged . No pleural effusions .
    OUTPUT:
    
Within the limitation of a portable AP view , mild left basilar atelectasis without convincing signs of pneumonia or overt edema .