FIG 1. 27-year-old woman with retained microcatheter causing intermittent sharp pains in the right side of the groin.

A, Intraoperative photograph of the carotid bifurcation shows the retained microcatheter passing from an intraluminal position into fibrous plaque at the common carotid flow divider.

B, Intraoperative photograph of the carotid bifurcation shows the transected catheter sutured to the arterial wall.