Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lower lung volumes exaggerate pulmonary vascular engorgement and mild cardiomegaly , although this has improved since the prior . Hiatus hernia with oral contrast seen in the upper abdomen . No acute focal consolidation . No pleural effusions or pneumothorax .
    OUTPUT:
    
No acute focal consolidation . No pleural effusions or pneumothorax .