Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-erect chest film ___ at 05 :28 is submitted .
    OUTPUT:
    
Lobulated contour to the right medial hemidiaphragm most likely represents eventration when compared to the prior study , although diaphragmatic hernia could also have this appearance . There is likely a small hiatal hernia . Lungs are well inflated without evidence of focal airspace consolidation to suggest pneumonia . Right paratracheal nodular opacity likely represents a dilated vein related to a fluid replete state . No pleural effusions , pulmonary edema or pneumothorax . Heart is upper limits of normal in size .