Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Lungs are well expanded . Diffuse coarse interstitial markings are again noted , predominantly involving the bases , without evidence of focal consolidation . There is no pleural effusion or pneumothorax . Heart is normal in size , and cardiomediastinal contour is unremarkable . Deformity of the right lateral chest wall is noted . Patient is status post spinal fusion at multiple levels which is partially imaged . A vascular stent is also partially imaged anterior to the spine in the lower part of the image , likely within the aorta .
    OUTPUT:
    
Coarse interstitial marking with basilar predominance , likely reflective of chronic lung disease without evidence of an acute intrathoracic abnormality .