Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is status post median sternotomy , CABG , and right mastectomy . Left - sided pacemaker device is again noted with leads terminating in the right atrium and right ventricle . Volume loss in the right lung with rightward shift of mediastinal structures is re - demonstrated . Hazy opacification within the right lung is more pronounced in the upper lobe compared to the lower lobe , and was present on the previous CT , but worse compared to the prior radiograph . Small pleural effusion and / or pleural thickening is re - demonstrated on the right in this patient who has undergone prior pleurodesis . Left lung is clear with a trace left pleural effusion noted . No pulmonary vascular congestion is seen . There is no pneumothorax . No acute osseous abnormalities are visualized .
    OUTPUT:
    
Right lung hazy opacification , more pronounced in the upper lobe , was previously seen on the prior CT and thought to reflect pulmonary hemorrhage . Right pleural thickening and small pleural effusion as well as trace left pleural effusion . No evidence for pulmonary edema .