Patients with a Roux-en-Y gastric bypass may be challenging diagnostic and therapeutic dilemmas for gastroenterologists and endoscopists due to anatomic considerations. Pancreaticobiliary limb pathology is particularly difficult to diagnose from standard endoscopic approaches as it often requires double balloon enteroscopy. Percutaneous access and gastrostomy placement into the gastric remnant, however, is a commonly performed procedure by interventional radiology. This report describes the identification of duodenal perforation and Graham patch dehiscence in the pancreaticobiliary limb of a patient with a prior Roux-en-Y gastric bypass who had failed traditional endoscopic measures, using transgastric remnant interventional duodenoscopy and confirmed with methylene blue injection into a periduodenal abscess.
Transradial access (TRA) has been associated with improved post-procedure hemostasis and patient satisfaction, and decreased hemorrhagic complications, sedation requirements, recovery times, and procedure-related costs when compared with traditional transfemoral catheterization. Supine TRA has been described for the treatment of myocardial infarctions, aortoiliac and femoropopliteal stenoses, and a variety of neoplasms. This original research describes prone transradial catheterization to facilitate combined single-session transarterial embolization and percutaneous cryoablation of solid neoplasms from a posterior approach without repositioning. Prone TRA access, transarterial embolization, and percutaneous cryoablation were successful in all cases described. Mean procedure time was 210 min (range: 140-250 min). One minor complication, transient bacteremia which responded to antibiotics, was reported. No major complications occurred.
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