Two different techniques for retrograde infrainguinal CTO recanalization

This live case demonstrates two different techniques of retrograde recanalization: through collaterals of the CTO and through a retrograde tibial puncture. Moreover, you will see tips and tricks about the snaring of the wire and the further steps of such a procedure. Finally, the intervention was performed with CO2 angiography due to the chronic kidney disease of this patient suffering from chronic limb-threatening ischemia (CLTI).