Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Midline sternotomy wires , aortic valve replacement , and mediastinal clips again noted . There is stable mild cardiomegaly . Small bilateral pleural effusions are noted . There is mild prominence of the central hilar vasculature likely indicating mild congestion . No frank edema . No signs of pneumonia . No pneumothorax . A calcific density projecting over the mid neck likely represents prominent laryngeal cartilage calcification . Bony structures are intact . Surgical anchors in the left humeral head noted . No free air below the right hemidiaphragm .
    OUTPUT:
    
Mild cardiomegaly , small bilateral pleural effusions and pulmonary vascular congestion .