Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Lung volumes are low . Retrocardiac consolidation is unchanged . Otherwise , lungs are grossly clear . No pleural effusion or pneumothorax . Hilar contours are normal . Mild cardiomegaly is unchanged .
    OUTPUT:
    
Retrocardiac consolidation is unchanged from ___ . PA and lateral would be helpful for further evaluation .