Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As shown on yesterday 's CT there is new left rib fractures with adjacent pleural thickening . Blunting of the left costodiaphragmatic angle is due to minimal pleural effusion . There is no pneumothorax . Right lung is unremarkable . Mediastinal and cardiac contourd are mildly enlarged in this patient with moderate right dextroscoliosis .
    OUTPUT:
    
Patient is known with multiple acute left rib fractures with minimal pleural thickening and effusion . There is no pneumothorax .