Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest show a rectangular and linear opacification projecting over the right lower lung zone which most likely represents atelectasis , but a developing pneumonia can not be excluded in the correct clinical context . Atelectasis of the left lung base is also noted . The lungs are otherwise well aerated . No pleural effusion or pneumothorax is present . The pulmonary vasculature is not engorged . The cardiac silhouette is normal in size . The mediastinal and hilar contours are within normal limits . A wedge compression fracture deformity is noted in the lower thoracic spine on the lateral radiograph which is of indeterminate chronicity .
    OUTPUT:
    
1 . Probable atelectasis of the right lung base , but a developing pneumonia can not be excluded in the appropriate clinical context . 2 . Wedge compression fracture of unknown chronicity . Findings were communicated by Dr . ___ to ___ of surgery and ___ of emergency medicine by telephone at 11 :45 a .m . on ___ .