Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are new multifocal patchy opacities in the bilateral lungs , which in the setting of sickle cell disease is concerning for acute chest syndrome . The heart size is top normal . No pneumothorax . Surgical clips from a prior cholecystectomy are noted in the right upper quadrant .
    OUTPUT:
    
New multifocal patchy opacities in the lungs , which in the setting of sickle cell disease is concerning for acute chest syndrome .