Computer study tests if newer radiation beams can better treat deadly heart condition

This study used computer simulations to compare three types of radiation (photons, protons, and carbon ions) for treating a dangerous heart rhythm called ventricular tachycardia. Researchers created treatment plans for 23 patients who were already scheduled for standard catheter ablation. The goal was to see if proton or carbon ion beams could deliver the radiation more precisely to the heart target while sparing nearby healthy tissues. This was a planning study only—no patients received actual radiation treatment.