Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are bilateral areas of nodular opacities which correlate with tree - in - ___ and ___-glass opacities seen on recent CT . Overall , the nodular opacities appear slightly increased from prior . There is slightly increased subsegmental atelectasis in the left lung base . No pulmonary edema or pleural effusions are evident . No pneumothorax is seen . Cardiomediastinal and hilar contours are within normal limits .
    OUTPUT:
    
Slighlty increased bilateral nodular parenchymal opacities consistent with multifocal pneumonia .