Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No focal consolidation is seen . Subtle reticular densities seen at the lung bases is nonspecific , but could relate to underlying chronic lung disease and unlikely acute . No pleural effusion or pneumothorax is seen . The cardiac and mediastinal silhouettes are unremarkable . No pulmonary edema is seen .
    OUTPUT:
    
No acute cardiopulmonary process .