Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient 's chin overlies the medial right lung apex , partially obscuring the view . Patient is status post median sternotomy and CABG . Dual lead left - sided ICD has leads extending to the right atrium and right ventricle . There are low lung volumes . Pacer battery pack obscures the left costophrenic angle . Given this , no large focal consolidation or pleural effusion is seen . No overt pulmonary edema is seen . The cardiac silhouette mildly enlarged . The aorta is calcified .
    OUTPUT:
    
ICD battery pack obscures the left costophrenic angle . Given this , there are low lung volumes without definite focal consolidation or pleural effusion . No pulmonary edema seen .