Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since prior exam , the small apical right pneumothorax is unchanged in size . The right chest tube is in appropriate position in the right lung , although is somewhat more lateral than on the prior exam . The lung volumes are lower . Bibasilar atelectasis persists . There is no pleural effusion , pulmonary edema or new consolidation . There is no left pneumothorax . Moderate cardiomegaly is unchanged . Sternal wires are intact . A right internal jugular catheter ends at the atriocaval junction . A CoreValve prosthesis is noted overlying the heart . Sternal wires are intact . A Dobbhoff tube courses below the diaphragm with the tip out of the field of view . The second tube overlies the mid abdomen and is unchanged .
    OUTPUT:
    
1 . Unchanged small right apical pneumothorax without evidence of tension . 2 . Stable bibasilar atelectasis . No evidence of new consolidation or pulmonary edema .