Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval increase in interstitial markings bilaterally suggesting worsening pulmonary edema given short - term interval progression . The right costophrenic angle is not fully included on the image . No large pleural effusion is seen . Multiple old left - sided rib fractures are again seen . The cardiac and mediastinal silhouettes are stable . No pneumothorax is seen .
    OUTPUT:
    
Significant interval increase in interstitial markings bilaterally is worrisome for worsening pulmonary edema , given short - term interval . Superimposed infection not excluded .