Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest were provided . Bipolar pacer is unchanged in position with leads extending into the region of the right atrium and right ventricle . Midline sternotomy wires and mediastinal clips are again noted . Heart is mildly enlarged . The aorta is partially calcified and somewhat tortuous . No focal consolidation is seen . Small bilateral pleural effusions are present with equivocal mild interstitial edema . No pneumothorax . Imaged osseous structures are intact .
    OUTPUT:
    
Mild cardiomegaly with small bilateral effusions and probable mild interstitial edema .