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. Author manuscript; available in PMC: 2011 Jul 1.
Published in final edited form as: Curr Opin Gastroenterol. 2010 Jul;26(4):344–351. doi: 10.1097/MOG.0b013e32833aaf61

Figure 6. EPT and conventional tracings in a case of spastic achalasia demonstrating how similar this can appear to DES.

Figure 6

However, there is a clear impairment of EGJ relaxation, which in conjunction with absent peristalsis establishes this as a case of spastic achalasia.