Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar silhouettes are unremarkable . The thoracic aorta is mildly tortuous . Streaky left basilar atelectasis is present . No focal consolidation , pleural effusion , or pneumothorax .
    OUTPUT:
    
1 . No focal consolidation , cardiomegaly , or pulmonary edema . 2 . Streaky left basilar atelectasis .