Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to the most recent prior , there has been no change . Bibasilar atelectasis persists . A focus of platelike atelectasis or scarring is again seen at the right lung base . The heart is moderately enlarged , unchanged . There is no evidence for pulmonary edema . A marked senile kyphosis is noted . Old rib fractures with associated pleural thickening and sternotomy wires are constant . Clips are again seen within the right axilla .
    OUTPUT:
    
No evidence of acute heart failure .