Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since prior exam , the patient has been extubated . NG tube and left chest tube has been removed . There is no pneumothorax . Left small - to - moderate pleural effusion with atelectasis is unchanged in this patient with recent sternotomy . Moderate cardiac and mediastinal enlargement is stable . Left - sided PICC line has been slightly pulled back and now ends in upper SVC . As shown in recent CT , the patient has known with tracheal narrowing secondary to left thyroid nodule .
    OUTPUT:
    
There is no pneumothorax after chest tube removal . The rest of the exam is unchanged .