Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Only on the lateral film there is an area of focal consolidation was not present on prior study from ___ . No pleural effusion or pneumothorax identified . Unchanged atelectasis / scarring in the right peripheral lower lung zone . The size of the cardiomediastinal silhouette is within normal limits .
    OUTPUT:
    
Opacity identified on the lateral film and may represent a summation of shadows however is new from prior examination of ___ . Pneumonia can not be excluded and further evaluation with chest CT is recommended