Fig. 2From: Enhanced stent visualization system for percutaneous coronary intervention in patients with chronic kidney disease: effects on contrast media volume and radiation exposureThe ESV system is used to detect stent underexpansion and guide postdilation. A Stent deployment under conventional fluoroscopy; B The ESV system helped detect underexpansion of the stent and assisted in aligning the balloon marker with the stent margin; C Postdilation under fluoroscopy; D Angiography confirmation after deploymentBack to article page