Cardiology Research, ISSN 1923-2829 print, 1923-2837 online, Open Access
Article copyright, the authors; Journal compilation copyright, Cardiol Res and Elmer Press Inc
Journal website https://www.cardiologyres.org

Case Report

Volume 8, Number 2, April 2017, pages 81-85

Primary Percutaneous Coronary Intervention Using BaLloon-Assisted Sliding and Tracking (BLAST) of Diagnostic Catheter to Negotiate Double Hairpin Loop of Radial Artery

Figures

Figure 1.
Figure 1. Double hairpin turn (white arrow) with 360° loop of radial artery (arrow head showing tip of the diagnostic catheter).
Figure 2.
Figure 2. BMW guidewire (0.014″) after crossing the complex loop.
Figure 3.
Figure 3. BMW guidewire (0.014″) after crossing the complex loop and parked distally into brachial artery.
Figure 4.
Figure 4. Catheter failing cross the first turn because of razor effect despite use of balloon-assisted tracking (a). Catheter successfully negotiated the 360° loop overcoming razor effect of tip of catheter after BLAST (b).
Figure 5.
Figure 5. Coronary angiogram revealed normal left main, left anterior descending artery, right coronary artery arising from left sinus and subtotal occlusion of proximal circumflex artery (a, b). Pre-dilatation of lesion by semi compliant balloon (c). Stent (2.75 × 21 mm Xience prime) being deployed (d).
Figure 6.
Figure 6. Post-stenting circumflex artery (a). Post-dilatation of stent by non-compliant balloon (b, c). Post-stenting circumflex artery (d).
Figure 7.
Figure 7. Final TIMI 3 of culprit artery.