Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Bibasilar and lingular opacities are seen , worrisome for multifocal pneumonia . Findings appear increased from the prior study , although there are lower lung volumes on the prior study . No large pleural effusion or pneumothorax . The cardiac and mediastinal silhouettes are stable . There are air - distended loops of bowel in the upper abdomen , not well evaluated . If clinical concern , suggest dedicated abdomen radiographs .
    OUTPUT:
    
Left greater than right bibasilar and lingular opacities worrisome for pneumonia , increased as compared to the prior study . Recommend followup to resolution . If findings persist four to six weeks after acute treatment , suggest chest CT to exclude underlying obstructive process .