Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiographs are taken with the patient in the upright position . Heart is of top normal size . Cardiomediastinal silhouette is unremarkable . Lungs are hyperexpanded and clear with no evidence of focal consolidation to suggest pneumonia . No pleural effusions . No pneumothorax . Normal pulmonary vasculature .
    OUTPUT:
    
No radiographic evidence of pneumonia .