Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are somewhat low . Increased density bilaterally suggests worsening edema , however . There is evidence of persistent small pleural effusions as well . The patient is status post median sternotomy CABG and MVR . The heart appears enlarged . A right internal jugular catheter remains in place .
    OUTPUT:
    
Continued evidence of pulmonary edema which may be worse . Persistent small pleural effusions .