Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . The lungs are clear of consolidation , effusion , or pneumothorax . There is no pulmonary vascular congestion . There is mild cardiomegaly . Descending thoracic aorta is slightly tortuous . No acute osseous abnormalities .
    OUTPUT:
    
No definite acute cardiopulmonary process .