Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are increased bilateral intersitial markings . But the lungs are without a focal consolidation , effusion , or pneumothorax . The heart is moderately enlarged Endotracheal tube is appropriately positioned within the mid trachea . No acute fractures are identified but the ribs appear enlarged with a salt and pepper appearance . Surgical ___ are noted throughout the upper neck .
    OUTPUT:
    
1 . ET tube in appropriate position . 2 . The heart is enlarged and there are increased interstitial markings . Continued followup is recommended . 3 . Enlarged ribs with a patchy salt and pepper appearance , consistent with patient 's known hyperparathyroidism .