Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is engorgement of the central pulmonary vasculature , cephalized flow and indistinctness of the pulmonary vessels , all compatible with interstitial edema . Mild aortic tortuosity is again noted with calcified plaque seen at the arch . This is stable compared to prior exams . Similarly , the cardiac silhouette is borderline enlarged and again stable . There is a small right pleural effusion . No left effusion is noted . There is no pneumothorax . The osseous structures reveal mild multilevel degenerative disease in the mid thoracic spine .
    OUTPUT:
    
Interstitial edema , likely cardiogenic in etiology . Recommend repeat radiography after appropriate diuresis to assess for underlying infection .