Percutaneous Retrieval of a Pulmonary Artery Catheter Knot in Pacing Electrodes

To illustrate a successful approach to resolving a pulmonary artery catheter knot in the pacing leads of a cardiac resynchronization device. When planning invasive monitoring for patients having right chamber electrodes, fluoroscopic-guided catheter insertion and extraction is advisable. In the event of coiling or knotting, an interventional radiologist should be contacted as soon as possible to avoid serious complications.     

Place of radiology in giant cell tumors of the bone

The authors present 60 cases of histologically confirmed giant cell tumor classified by a radiological grading as quiet, active and aggressive form. On the basis of our acquired experience and mainly from the follow-up films, all the pertinent radiological findings are analysed either for a more correct therapeutic guidance or for an adequate post-operative follow-up (favourable evolution, definitive recovery, local relapse, malignant degeneration).     

Stepping Into the Right Sock

Dressing feet is not as simple as it once was. Hundreds of types of socks—including socks for specific sports—are now available for athletic consumers. When counseling athletes dazzled by the array of options, physicians can recommend emphasizing the basics: Socks and shoes need to fit together well. Careful sock selection also can help relieve foot conditions and prevent painful blisters.