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박성규(Sung Gyoo Park),최명규(Myung Gyu Choi),박수헌(Soo Heon Park),추교영(Kyo Young Choo),최황(Hwang Choi),김재광(Jae Kwang Kim),한석원(Sok Won Han),손형선(Hyung Sun Son),정규원(Kyu Won Chung),선희식(Hee Sik Sun) 대한소화기학회 2000 대한소화기학회지 Vol.36 No.3
Background/Aims : Scintigraphic test for gastric emptying has not been widely used as a screening test for gastric motility disorders in Korea. Our aim was to develop a relatively inexpensive, accurate test using selected scintigraphic observations. Methods: Scintigraphic scans after ingestion of an egg solid meal containing 99mTc-Amberlite pellets were performed for 21 healthy volunteers and 50 patients with suspected motility disorders. Gastric emptying was analyzed by power exponential analysis. We compared the accuracy of selected scans with traditional, more detailed approaches. Results : Lag phase was well correlated with gastric residuals at 30 min and 1 hour. Half gastric emptying time was well correlated with gastric residuals at 1 hour and 2 hours. Gastric residual at 30 min was more accurate for the diagnosis of rapid gastric emptying with sensitivity and specificity over 90%. Gastric residual at 2 hours was more accurate at detecting delayed gastric emptying with sensitivity and specificity over 90%. Conclusions: Selective scintigraphic scans taken at 30 min and 2 hours provide an excellent screening method for detecting abnormal gastric emptying with acceptable sensitivity and specificity. This strategy provides a simple, inexpensive way to evaluate gastric emptying in clinical practice. (Kor J Gastroenterol 2000;36:283 - 292)
1996년도 제35차 대한소화기학회 추계학술대회 / 일반연제 : 위장관 ; 비궤양성소화불량환자에서 위배출시간지연과 자율신경기능실조의 임상적 의의
박수헌,김진일,나종순,채현석,김재광,한준열,최규용,정인식,정규원,선희식,박두호,손형선 ( Soo Heon Park,Jin Il Kim,Jon Soon Na,Hiun Suk Chae,Jae Kwang Kim,Jun Yul Han,Kyu Yong Choi,In Sik Chung,Kyu Won Chung,Hee Sik Sun,Doo Ho Park,Hyung Su 대한소화기학회 1996 대한소화기학회지 Vol.28 No.1
비궤양성소화불량 환자에서 위전도검사의 임상적 의의 - 위배출검사와의 연관성
박수헌,최규용,김재광,정규원,김부성,최명규,한준열,선희식,박두호,손형선,채현석 대한소화기학회 1998 대한소화기학회지 Vol.30 No.4
Background/Aims: In the pathogenesis of nonulcer dyspepsia, disordered motility of the proximal gastrointestinal tract is thought to play an important role in the genesis of this symptom. Gastric myoelectrical activity can be recorded in a noninvasive way by cutaneous electrodes. It is suggested that abnormal myoelectrical activity of the stomach, especially tachygastria, is involved in impaired gastric motility. Although the application of the electrogastrogram in clinical diagnosis has been very limited up till now, a great deal of research interest has been expended on the clinical usefulness of the electrogastrogram, However, copared with other electrophysiological studies, the electrogastrogram has a relatively short history. The aim of this study was to evaluate the clinical usefulness of the electrogastrogram compared with scintigraphic gastric ernptying study. Methods: Eleven nonulcer dyspepsia patients and nine healthy individuals were studied. Subjects fasted at least 8 hours before testing and rested comfortably ir a supine position during the study. Electrogastrogram signals were obtained before and after ingestion of a radionuclide tagging test meal. Two hours of scintigraphic gastric emptging study were performed while the electrogastrogram was simultaneously recorded. Results: Fasting 3 cycle per minute in nonulcer dyspepsia was significantly decreased compared to that of healthy volunteer(77.1±8.4% vs 96.6±0.9%, P=0.0044). Postprandial tachygastria in nonulcer dyspepsia was significantly increased compared to that of healthy volunteer(5.8±1.6% vs 14.3±2.7%, P=0.0203). Postprandial 3 cycle per minute and period dominant power were correlated with T_½ of scintigraphic gastric emptying study(r= -0.73972, P=0.00162, r=-0.64401, P=0.00957, respectively). Conclusions: This study suggests that postprandial 3 cycle per minute and period dominant power of cutaneous electrogostrogram may be useful in the detection of gastric motility disorder.
박수헌,김진일,정인식,김재광,정규원,한준열,선희식,손형선,방춘상,나종순 대한소화기학회 1998 대한소화기학회지 Vol.32 No.1
Background/Airns: Although patients with cirrhosis often complain the gastrointestinal symptoms such as indigestion, little attention has been paid to the possible effects of portal hypertension on gut function. Frequently, endoscopic feature of patients with cirrhosis included congestive gastropathy. However, it has not been shown that whether gastric emptying time is delayed in cirrhotic patients with congestive gastropathy. The aims of this study were to evaluate the gastric emptying in cirrhotic patients with congestive gastropathy and to understand the factors causing the delay of gastric emptying time in patients with cirrhosis. Methods: Between April 1996 and September 1996, 30 cirrhotic patients with congestive gastropathy, 27 cirrhotic patients without congestive gastropathy, and 15 controls were participated in this study at St, Mary Hospital. All patients were subjected to evaluation of gastrointestinal symptom score, endoscopy, Child-Pugh score, and gastric emptying time with solid meal. Results: The gastric emptying time was longer in cirrhotic patients with congestive gastropathy than in controls (105.6±9.58 vs 72.4±6.02 minutes), but there was no significant difference between cirrhotic patierits without congestive gastropathy and controls (93.7±7.93 vs 72.4±6.02 minutes). Among Factors influencing gastric emptying time in cirrhosis such as congestive gastropathy, ascites, gastric varix, AST, ALT, Child-Pugh score, prothrombin time, age, albumin level, esophageal varix, and bilirubin, only the congestive gastropathy was statistically significant (p$lt;0.05). Conclusions: The gastric emptying time was delayed in cirrhotic patients who had congestive gastropathy. Thus, congestive gastropathy may contribute to the pathogenesis of delayed gastric emptying in cirrhosis.