Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Small right pleural effusion is stable from prior study . The heart size is increased and pulmonary vascular congestion is present without overt pulmonary edema . There is no focal consolidation or pneumothorax .
    OUTPUT:
    
1 . Volume overload without frank pulmonary edema . 2 . Unchanged small right pleural effusion .