Shamrock Ecg Book Apr 2026

“It’s not VT,” Patel breathed. “It’s SVT with aberrancy. The capture beat proves it. The axis is wrong for VT. The morphology too.”

One shamrock at a time.

They looked. The QRS complexes in V1 looked like a rabbit’s ear—left ear taller than the right. In V6, deep S-waves. And then Patel pointed. “There,” she said. “In the middle of the tachycardia. A captured beat. Narrow. Normal-looking.” Shamrock Ecg Book

“Fast,” said a first-year named Patel. “Regular.” “It’s not VT,” Patel breathed