Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Bilateral large pleural effusions , left greater than right with associated atelectasis is again noted . Compared to the prior examination , there is increased opacification in the right upper lung concerning for new infectious process . There is leftward deviation of the upper trachea by a right superior mediastinal mass previously shown to be a calcified thyroid nodule on a CT chest from ___ . The degree of compression on the trachea is unchanged from ___ allowing for positional differences . There is no pneumothorax . Moderate cardiomegaly has not significantly changed , although the cardiac silhouette is difficult to assess in the presence of bilateral pleural effusions .
    OUTPUT:
    
1 . New increased opacification in the right upper lung concerning for new infectious process . 2 . Mild pulmonary edema with bilateral large pleural effusions and associated atelectasis , left greater than right . 3 . Known right superior mediastinal mass .