Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiograph demonstrates clear lungs bilaterally without a focal consolidation convincing for pneumonia . Bibasilar atelectasis is mild . There is no pleural effusion , pneumothorax , or evidence of pulmonary edema . Cardiomediastinal and hilar contours are within normal limits .
    OUTPUT:
    
No evidence of pneumonia . Bibasilar atelectasis .