Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right lower lobe and retrocardiac opacities have significantly worsened since ___ and now obscure the bilateral diaphragmatic contours . Post - surgical volume loss and minor fissure thickening are more pronounced . Cardiomegaly is similar . A right shoulder prosthesis is similar .
    OUTPUT:
    
Significant worsening of multifocal opacities representing some combination of atelectasis , pulmonary edema and consolidation .