Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: ET tube tip lies approximately 3 .7 cm above the carina . NG tube extends beneath diaphragm , off film . There is upper zone redistribution with bilateral right greater left effusions and underlying collapse and / or consolidation . Cardiomegaly is again noted , probably similar prior . The extreme costophrenic angles are excluded from the film .
    OUTPUT:
    
Cardiomegaly , with CHF , again seen , overall similar prior allowing for technical differences . Opacity at both bases , consistent with collapse and / or consolidation . Probable right effusion . Small left effusion can not be excluded . Allowing for technical differences , the appearance is similar to the prior film .