Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Heart size is mildly enlarged . Mediastinal contours are normal . Interstitial markings are diffusely increased , consistent with mild diffuse interstitial lung disease . No focal consolidation , pleural effusion , or pneumothorax . Degenerative changes of both glenohumeral and acromioclavicular joints are severe .
    OUTPUT:
    
1 . Mild diffuse interstitial lung disease . Repeat radiographs after therapy may be obtained to assess for resolution . 2 . Mild cardiomegaly .