Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest are provided . There is a diffuse reticular nodular pattern throughout both lungs which indicate mild pulmonary edema , though some component of underlying interstitial lung disease is not excluded . No large effusion or pneumothorax . A focal eventration of the right hemidiaphragm is noted medially . The overall cardiomediastinal silhouette is stable . Bony structures are intact . Old left clavicular midshaft deformity noted .
    OUTPUT:
    
Diffuse reticular nodular pattern of the lungs suggests interstitial edema , though underlying chronic lung disease not excluded .