Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval extubation with improved lung volumes . There is decreased , now mild , elevation of the right hemidiaphragm . No focal consolidation , pleural effusion , pneumothorax , or pulmonary edema is seen . Heart and mediastinal contours are within normal limits .
    OUTPUT:
    
Decreased , now mild , elevation of the right hemidiaphragm .