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. Author manuscript; available in PMC: 2021 Sep 1.
Published in final edited form as: Gastroenterol Clin North Am. 2020 Jun 26;49(3):481–498. doi: 10.1016/j.gtc.2020.05.003

Figure 2.

Figure 2.

Heller cardiomyotomy. A. placement of the incision across the LES. B. Completed myotomy with disruption of the lower esophageal sphincter.