Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Central pulmonary edema on the prior exam is markedly improved with mild residual pulmonary vascular congestion . No oval pulmonary edema . No pleural effusion . No pneumothorax or focal consolidation . The heart remains mildly enlarged . Mediastinal contours are unchanged . No acute osseous abnormality . Multi - level degenerative changes of the thoracic spine are unchanged . There is trace amount of fluid in the major fissure , best appreciated on the lateral view .
    OUTPUT:
    
1 . Essential complete resolution in moderate central pulmonary edema since ___ with residual trace fluid in the major fissure . . 2 . No focal pneumonia .