Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The aorta appears tortuous and calcified with some widening of the mediastinal contour . The morphology is unchanged . The lung volumes are low . There is no definite pleural effusion or pneumothorax . Prominent perihilar vessels suggesting mild fluid overload .
    OUTPUT:
    
Findings suggesting mild vascular congestion . Transfusion associated lung injury may appear similar to pulmonary edema , however , but radiographic findings are mild .