Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral upright views of the chest were reviewed . Compared to the prior study of ___ the previously described mild pulmonary edema has resolved . On todays study the lungs are clear without focal infiltrate , pleural effusion or pneumothorax . The heart size has decreased and is now top normal .
    OUTPUT:
    
No radiographic evidence of pneumonia or acute heart failure .