Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . The lungs are clear of focal consolidation or effusion . Cardiac silhouette is mildly enlarged . The thoracic aorta is tortuous . There is increased density adjacent to the superior portion of the mediastinum on the right . This has the appearance of tortuosity of the vessels , especially given that the density is not seen above the clavicle . No acute osseous abnormality identified .
    OUTPUT:
    
No definite acute cardiopulmonary process . Rounded density in the right paramediastinal region , potentially tortuosity of the great vessels , however given lack of prior or other exam to confirm , nonurgent chest CT is suggested .