Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right PICC is seen in the region of the upper SVC although tip is not clearly delineated secondary to technique . The lung volumes are low with secondary crowding of the bronchovascular markings . There is however suspected superimposed pulmonary vascular congestion . There is a small moderate right pleural effusion . The mediastinal silhouette is within normal limits .
    OUTPUT:
    
Small to moderate right pleural effusion with possible superimposed pulmonary vascular congestion .