Retrograde Direct Wire Crossing of Stumpless LAD CTO via Ipsilateral Collateral Using Portal Technique and Ping-Pong Guide Catheter
Case Report ASEAN Heart Journal August 2026, 35:2 First online: 17 August 2026 https://doi.org/10.31762/AHJ2635.0203 Case Report Hou Tee Lu,1 Vicknesan Kulasingham,1 Azrina Bt Abdul Kadir,1 Kim Heng Shee,1 Gurudevan Mahadevan 1 Author affiliations 1 Department of Cardiology, Sultanah Aminah Hospital, Johor, Malaysia Telephone number: +6072257000 Fax number: +6072244684 Main Author: Hou Tee Lu Email Address: …