Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The inspiratory lung volumes are decreased compared to the prior study . The lungs are clear without focal consolidation , pleural effusion , or pneumothorax . The pulmonary vasculature is not engorged ; however , an irregular distribution of the peripheral vasculature is noted which is consistent with COPD or asthma . The cardiac silhouette is normal in size . The mediastinal and hilar contours are within normal limits . No skeletal abnormalities are noted .
    OUTPUT:
    
No acute cardiopulmonary process . Subtle irregular distribution of the peripheral pulmonary vasculature is consistent with COPD or asthma . Findings communicated by Dr . ___ ___ to the office assistant of Dr . ___ by phone at 3 : 45 pm on ___ .