Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single lead left - sided AICD is stable in position . The cardiac and mediastinal silhouettes are grossly stable . Bilateral interstitial opacities are re- demonstrated , which may be due to underlying chronic lung disease , asymmetric pulmonary edema , infectious process not excluded in the appropriate clinical setting . As mentioned on the prior chest radiograph , nonurgent chest CT may be helpful to ED evaluate for interstitial lung disease . Small left pleural effusion may continue to be present .
    OUTPUT:
    
Bilateral interstitial opacities are re- demonstrated , which may be due to underlying chronic lung disease , asymmetric pulmonary edema , infectious process not excluded in the appropriate clinical setting . As mentioned on the prior chest radiograph , nonurgent chest CT may be helpful to ED evaluate for interstitial lung disease . Small left pleural effusion may continue to be present .