Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright frontal and lateral views of the chest were provided . A focal eventration of the right hemidiaphragm is noted . There is slight coarsening of interstitial markings , which could indicate mild edema . No large effusion or pneumothorax . The heart is mildly enlarged . A compression deformity of the mid thoracic spine and lower thoracic spine are stable from a prior radiograph from ___ .
    OUTPUT:
    
Possible mild interstitial edema . Otherwise , no acute findings .