Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left basilar atelectasis is noted . There is no evidence of focal consolidation , pleural effusion , pneumothorax , or frank pulmonary edema . The cardiomediastinal silhouette demonstrates fullness of the aorticopulmonary window shown to be due to prominent mediastinal fat on recent CT exam . No acute osseous abnormalities are detected .
    OUTPUT:
    
No evidence of acute cardiopulmonary process .