Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate a normal cardiomediastinal silhouette . There is mild enlargement of the hila . A left lower lobe consolidation is concerning for pneumonia . There is a peculiar constellation of linear structures in the right lung extending from the right hilus , where it is thicker , to the periphery . These structures are of unclear etiology . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
1 . Left lower lobe pneumonia . 2 . Peculiar constellation of linear structures in the right lung , of unclear etiology . Unless there are pertinent findings in the clinical history to explain this , a CT chest may be required for further evaluation . The timing of the this CT , however , should be dictated by progression of the left lower lobe pneumonia . These findings were communicated via telephone by Dr . ___ to Dr . ___ at ___ on ___ .