Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest ___ 11 :50 are submitted .
    OUTPUT:
    
Right internal jugular central line unchanged in position . Multiple surgical clips overlying the left hemithorax and lower axilla in this patient status post left mastectomy . Overall cardiac and mediastinal contours are stable . No pulmonary edema . No pneumothorax . No focal airspace consolidation to suggest pneumonia . Blunting of both posterior costophrenic angles is new since ___ favoring pleural effusions rather than pleural thickening . No pulmonary edema . A 0 .9 cm dense calcification in the left superior mediastinum is stable and may represent a calcified thyroid nodule or calcified mediastinal node .