Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single portable view of the chest compared to previous exam from ___ . There is engorgement of the central pulmonary vasculature with indistinctness of the vascular markings . There is no confluent consolidation . Blunting of the left costophrenic angle could be due to technique and overlying soft tissues ; however , small effusion is not excluded . Cardiomediastinal silhouette is not significantly changed given differences in positioning and technique . Osseous and soft tissue structures are unremarkable .
    OUTPUT:
    
Findings suggestive of pulmonary vascular congestion without frank edema .