Knotting of central venous catheters: nonsurgical correction.
A complete knot occurred in a central venous catheter inserted through the subclavian vein. By passing a spring guidewire into the catheter under fluoroscopic control, the knot was easily untied leaving the catheter correctly in place.
D006328:Cardiac Catheterization / Q000009:adverse effects*; D005260:Female; D005471:Fluoroscopy; D006801:Humans; D008875:Middle Aged; D013350:Subclavian Vein; D014683:Vena Cava, Superior