Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right - sided PICC is seen terminating in the low SVC / cavoatrial junction . Left perihilar opacity raises concern for infection . Underlying disease involvement is not excluded . There is no pleural effusion or pneumothorax . The aorta is slightly tortuous . The cardiac silhouette is not enlarged .
    OUTPUT:
    
Faint left perihilar opacity raises concern for infection . Lymphomatous disease involvement or pulmonary hemorrhage would also be in the differential . Recommend followup to resolution .