Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Battery pack overlies the left mid hemithorax . There is blunting of the posterior costophrenic angles which may be due to trace pleural effusion . Mild prominence of the central pulmonary vasculature is stable , suggesting small pulmonary edema . No new focal consolidation is seen . Hilar contours are stable . Cardiac and mediastinal silhouettes are stable . No pneumothorax is seen .
    OUTPUT:
    
Trace bilateral pleural effusions and mild pulmonary vascular congestion .