Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP single view of the chest has been obtained with patient in upright position . Comparison is made with the next preceding similar study obtained eight hours earlier during the same day . Permanent pacemaker with ICD device , cardiac enlargement and pulmonary congestion as before . During the interval , the left - sided chest tube has been removed . No pneumothorax is seen in the apical area of the left hemithorax . No new parenchymal densities can be identified . The markedly congested pulmonary vascular pattern persists and may have increased slightly .
    OUTPUT:
    
No evidence of pneumothorax following chest tube removal .