Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest are compared to previous exam from ___ . Right chest wall port is again seen . Previously identified right apical pneumothorax is no longer seen . Low lung volumes are noted . Right basilar linear opacities have partially cleared . The lungs are otherwise clear , noting blunting of the right lateral costophrenic angle , unchanged , potentially due to scarring or small effusion . Prominent soft tissue density in the region of the right paratracheal stripe inferiorly is again noted , potentially related to postoperative changes of gastric pull - through . Osseous and soft tissue structures are unremarkable .
    OUTPUT:
    
No definite acute cardiopulmonary process . Improved aeration at the right lung base compared to prior . Previously seen right apical pneumothorax is no longer visualized .