Monthly Archives: August 2009

Achalasia: New HRM Classification

Gastroenterology 2008;135:1528-1533 Type 1 – Classic achalasia with minimal oesophageal pressurization Type 2 – Achalasia with oesophageal compression Type 3 – Achalasia with spasm, functional obstruction, some peristalsis Response to therapy Type 1 – 56% overall Type 2 – 71% BoTox, 91% Balloon Dilatation, 100% Heller’s Myotomy Type 3 – 29% overall

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