Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval improvement in pulmonary edema and pulmonary vascular congestion . There is slight decrease in cardiomegaly . There is no focal consolidation , effusion or pneumothorax . The left - sided AICD generator is seen with the lead in expected position .
    OUTPUT:
    
1 . Improvement in pulmonary edema . 2 . No pneumonia .