Radial Artery Catheterization: Which is Right…I Mean Correct?

The radial artery has gained favor as the access of choice for many operators due to a lower risk of vascular complications. The vascular anatomy of the left upper extremity may be more conducive to cardiac catheterization given reduced subclavian tortuosity. The left radial artery continues to be an arrow in the quiver of modern interventional cardiologist and may provide less radiation exposure when compared to the right radial artery.