Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Semi upright portable AP view of the chest was provided . There is marked globular cardiomegaly which raises concern for possible pericardial effusion . Diffuse pulmonary edema is also noted . No large pleural effusions are present . Tiny clips project over the superior mediastinum likely due reflect prior thyroidectomy . Bony structures appear intact . Overlying EKG lead and external pacer device is seen .
    OUTPUT:
    
Cardiomegaly with globular configuration raising potential for concern for pericardial effusion . Pulmonary edema is present .