Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable single frontal chest radiograph was obtained . Support and monitoring devices are unchanged in position . A left basal chest tube remains in place . There is a small left apical pneumothorax . No appreciable pneumothorax is seen on the right side . There are increased diffuse bilateral opacities . The cardiomediastinal silhouette and hilar contours are stable .
    OUTPUT:
    
1 . Small left apical pneumothorax . No right sided pneumothorax appreciated . 2 . Increased bilateral opacities , which may reflect worsening pulmonary edema or superimposed pneumonia .