Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette remains moderately enlarged with stable mediastinal silhouette and hilar contours . There has been interval placement of a femoral approach Swan - ___ catheter which is located in a lower right segmental pulmonary artery 3 .5 cm beyond the border of the mediastinum . A femoral - approach intraaortic balloon pump is in place projecting at the superior contour of the aortic arch . Pulmonary edema is unchanged with slight increase in the bilateral pleural effusions . Atelectasis is unchanged .
    OUTPUT:
    
Femoral approach Swan - Ganz positioned 3 .5 cm past the border of the mediastinum in a lower segmental pulmonary artery . Recommend withdrawal of Swan - Ganz by 3 .5 cm . Intraaortic balloon pump at the level of the superior border of the aortic arch . Recommend withdrawal by 1 cm . Otherwise , little change compared to ___ . Results discussed over the telephone with ___ ___ by ___ at 4 :20 p .m . on ___ at the time of initial review .