Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest . Evaluation limited due to portable technique and leftward patient rotation . Dual lead pacemaker is again noted though the distal extent of the ventricular lead is not visualized . An azygous fissure is again seen . There are low lung volumes with basilar atelectasis noted . There is mild central hilar congestion without overt pulmonary edema . Small bilateral pleural effusions are likely present . No large pneumothorax is seen .
    OUTPUT:
    
Limited exam due to rotation and portable technique . Central hilar congestion , basilar atelectasis and small pleural effusions .