Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart is mildly enlarged but unchanged from the prior exam . New from the prior exam is moderate to severe pulmonary edema . More focal consolidative opacity at the base of left lung could represent infection . There is no pneumothorax . Possible small left medial pleural effusion .
    OUTPUT:
    
Moderate to severe pulmonary edema is new from ___ . More consolidative opacity at the base of the left lung represent infection .