Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Indwelling support devices are unchanged and in appropriate position . Residual diffuse opacities are likely unchanged from ___ at ___ and substantially improved from ___ at 06 :09 . Small bilateral pleural effusions . No pneumothorax or pulmonary edema .
    OUTPUT:
    
Essentially stable residual diffuse opacities likely represent an infectious process .