SAN DIEGO—Doppler monitoring of blood flow associated with hemoclipping or thermal ablation of arteries is safe and effective for the prevention of delayed post-polypectomy–induced ulcer hemorrhage (DPPIUH), according to interim results of a randomized controlled trial comparing this novel approach with standard management.
“The best strategy to prevent DPPIUH is controversial. Some colonoscopists recommend hemoclip closure, ... but this has had mixed