Shamrock Ecg Book [ Authentic ]

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.”

“Good. Second leaf. The axis.”

“Stop,” Maeve said. “Find the shamrock.” Shamrock Ecg Book

They measured. Northwest axis—extreme rightward deviation. A murmur went through the room. They looked