Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient 's chest deformity and clinical condition required examination in sitting position using AP frontal and left lateral views . Comparison is made to the next preceding chest examination of ___ . On frontal view , chest presentation resembles a deep left anterior oblique view , demonstrating cardiac contours that indicate mild enlargement . The thoracic aorta appears moderately widened and elongated and follows in its descending portion the markedly scoliosis - deformed thoracic spine . Lungs appear clear without pulmonary congestion and no evidence of acute infiltrates . The lateral pleural sinuses are free . Lateral view is helpful to disclose the posterior dependent area of the pleural sinuses and they appear to be clear from any pleural fluid accumulation on both sides . In comparison with the next previous portable chest examination of ___ , the chest findings can be identified as stable . The previously existing marked gas - distended large and small bowel loops are less impressive now .
    OUTPUT:
    
No evidence of pleural effusions or atelectasis . Right lung base is clear .