Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are subtle ground - glass opacities seen in the mid to lower lung fields , which may be artifactual due to the patient 's kyphotic position . The cardiomediastinal silhouette and hilar contours are normal . The pleural surfaces are normal without effusion or pneumothorax .
    OUTPUT:
    
Subtle ground glass opacities in the mid to lower lungs bilaterally , which may be artifactual due to patient is kyphotic position . Recommend PA and lateral for further evaluation .