Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Following removal of a right - sided chest tube , a very small right apical lateral pneumothorax has slightly increased in size . Additionally , on the lateral view , there is now a loculated hydropneumothorax anteriorly in the retrosternal region . Left chest tube is unchanged in position and there is only minimal residual left apical pneumothorax , substantially smaller from ___ . Cardiomediastinal contours are unchanged in the postoperative period , and bilateral perihilar opacities appear similar allowing for lower lung volumes on the current study . These are substantially improved ; however , compared to ___ . In the setting of basilar septal lines , this likely reflects resolving edema . Small pleural effusions are present bilaterally , right greater than left .
    OUTPUT:
    
Slight increase in small right pneumothorax following chest tube removal . This finding has been communicated by telephone to Dr . ___ at 4 : 15 p .m . on ___ .