Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate a normal cardiomediastinal silhouette and well - aerated lungs which are clear . A minimal right pleural effusion is new . There is no pneumothorax .
    OUTPUT:
    
1 . Clear lungs without evidence of pneumonia . 2 . New minimal right pleural effusion . A preliminary read was provided by Dr . ___ to Dr . ___ at ___ on ___ .