Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . Mediastinal prominence again noted compatible with known thyroid goiter . The heart is moderately enlarged . There is mild pulmonary edema . No large effusion or pneumothorax . Bony structures are intact .
    OUTPUT:
    
Mild edema , mild cardiomegaly , stable mediastinal prominence due to thyroid goiter .