A transradial approach for cerebral angiography was less effective than the transfemoral route in achieving an accurate diagnostic success rate.

Overall complication rates were similar to those seen with transfemoral access, however, and patients liked it better.

The catheter is inserted through the femoral artery in the groin area. In the future, Dr. Navetta said they will likely be able to insert it through a radial artery in the wrist, decreasing the ...