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Classic Achalasia 와 Vigorous Achalasia 환자에서 임상양상 및 풍선확장술의 치료효과 비교
이동현 ( Dong Hyun Lee ),김지영 ( Ji Young Kim ),박정래 ( Jung Lae Park ),허정호 ( Jeong Ho Heo ),배용목 ( Yong Mook Bae ),정을조 ( Eul Jo Jeong ),김광하 ( Gwang Ha Kim ),강대환 ( Dae Hwan Kang ),송근암 ( Keun Am Song ),조몽 ( Mo 대한내과학회 2002 대한내과학회지 Vol.63 No.5
Background : Compared with classic achalasia, vigorous achalasia has been defined as achalasia with relatively high esophageal contraction amplitudes, often with minimal esophageal dilation and prominent tertiary contractions on radiographs and the presence of chest pain. The lesser success of pneumatic balloon dilation, also, has been reported for the subset with vigorous achalasia. Nevertheless, some authors have questioned the usefulness of making this distinction. We evaluated the difference of clinical manifestations and response to pneumatic balloon dilation between classic and vigorous achalaisia. Methods : 28 cases involving patients with achalasia who underwent balloon dilation treatment were available for the review of their clinical findings, radiographic, manometric, esophageal scintigraphic parameters. Patients with vigorous achalasia [n=10] were defined by contraction amplitude .37 mmHg on esophageal manometry and patients with classic achalasia [n=18] as contraction amplitude <37 mmHg. Results : Both groups of patients had substantial overlap in clinical findings, radiographic, manometric and esophageal scintigraphic parameters. The success rates of balloon dilation, also, were similar for both groups (classic vs vigorous, 78% vs 70%). Conclusion : It is concluded that the distiction of achalasia as classic and vigorous by an amplitude criterion is arbitrary and not useful. (Korean J Med 63:513-520, 2002) Key Words : Achalasia, Balloon dilatation