Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . Lung volumes are low , exaggerating the bronchovascular markings . There is mild prominence of the interstitium but no focal consolidation , pleural effusion , or pneumothorax . Heart size and cardiomediastinal contours are normal . A shunt catheter traverses the right neck , chest , and upper abdomen .
    OUTPUT:
    
No focal consolidation .