Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single portable AP chest radiograph was provided . There is prominence of the upper zone vessels , compatible with pulmonary congestion , increased since the recent prior exam . Again seen are layering moderate - sized bilateral pleural effusions with associated compressive atelectasis . Nodular opacities in the right apex are unchanged . Median sternotomy wires are intact .
    OUTPUT:
    
1 . Pulmonary vascular congestion . 2 . Moderate layering pleural effusions , similar to prior study .