Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are grossly clear besides probable right basilar atelectasis . Blunting of the posterior costophrenic angles may be due to trace bilateral pleural effusions . Cardiac silhouette is moderately enlarged . There is leftward deviation of the trachea at the thoracic inlet . Due to a right - sided thyroid enlargement . No acute osseous abnormalities identified .
    OUTPUT:
    
Possible trace bilateral pleural effusions . Cardiomegaly without other superimposed acute cardiopulmonary process . Leftward deviation of trachea at the thoracic inlet due to a right - sided thyroid enlargement as seen on prior CT scan .