Fig. 4From: Doppler ultrasound and contrast-enhanced ultrasound in detection of stent stenosis after iliac vein stentingStent ISR detected by CEUS (b) and MDCTV (c), but not by DUS (a) in the follow-up of a 45-year-old female patient. In this patient, DUS (a) image did not diagnose stent ISR (arrows), while CEUS (b) image and MDCTV (c) image revealed the presence of stent ISR (arrows)Back to article page