Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to approximately 1 .5 hr earlier , no gross interval change is detected . The right lung apex pneumothorax is again seen , similar to the prior study . A catheter at the right lung base is again noted . The right PICC line tip overlies the mid / distal SVC , probably unchanged . Cardiomediastinal silhouette and diffuse opacities are also grossly unchanged .
    OUTPUT:
    
Right apical pneumothorax is essentially unchanged .