A patient was referred for PCI of an in-stent CTO of the distal RCA. The CTO had a tapered, well-defined proximal cap, length of about 30 mm, and distal cap at the bifurcation of the PDA and right posterolateral that were filling via both septal and epicardial collaterals. Antegrade wiring with a Sion black and Gaia Next 2 failed: the Gaia Next 2 could not cross the occluded stent. Hydrodynamic recanalization (HDR) was performed through the Corsair microcatheter with some contrast staining within the CTO. A Fielder XT-A wire subsequently easily crossed into the PDA as confirmed by contralateral injection. Using a Sasuke the posterolateral was wired followed by successful angioplasty and stenting.
- Category
- Cardiology

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