Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is mild cardiomegaly . The aorta appears to be tortuous . No focal consolidations concerning for infection are identified . There is no pleural effusion or pneumothorax . Again noted is scarring at the left lung base , overall slightly increased compared to the exam from ___ . Linear atelectasis at the right lung base is also noted .
    OUTPUT:
    
No acute intrathoracic process identified .