Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . There are diffuse mildly prominent interstitial markings . There is no focal consolidation , pleural effusion or pneumothorax . The cardiomediastinal and hilar contours are normal .
    OUTPUT:
    
Mildly prominent interstitial markings may be related to drug changes . CT can be performed for better evaluation .