Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear with no evidence of consolidation , effusion , or pneumothorax . Cardiomediastinal silhouette appears normal . No free air is noted under the hemidiaphragms . No acute fractures are identified . Previously seen ground - glass nodule in the right upper lobe on CT is not clearly demonstrated on exam .
    OUTPUT:
    
No acute cardiopulmonary process . Previously seen ground - glass nodule in the right upper lobe is not clearly demonstrated on this exam , though a followup Chest CT is still recommended as per prior recommendations on the CT report .