Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since prior , there has been slight worsening of vascular engorgement . Cardiac silhouette is stably enlarged . Blunting of the left costophrenic angle likely represents a small effusion . There is no pneumothorax . There is an abnormal bulging contour of the AP window new from ___ . Left PICC ends in the low SVC .
    OUTPUT:
    
1 . Mild worsening of pulmonary vascular engorgement . 2 . Abnormal bulging contour at the AP window is new from ___ , may represent acute aortic syndrome , a chest CT can be obtained for further evaluation .