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정상인에서 Dual-Head Gamma Camera를 이용한 위배출 연구
강영우(Young Woo Kang),손수호(Soo Ho Sohn),허정숙(Jung Sook Hur),박근용(Keun Young Park),안성훈(Sung Hoon Ahn),전석길(Seok Young Park) 대한소화기학회 1994 대한소화기학회지 Vol.26 No.2
N/A Gastric emptying study has an important role in patients with gastrointestinal functional disorders without demonstrable mechanical or mucosal abnormalities. Although several meth- ods for detection on gastrointestinal functional disorders are well known, non-invasive scintigraphic technique using a Gamma Camera is taken as a gold standard at present. A Dual-Head Gamma Camera coupled to a computer was used in 20 normal subjects after in- gestion of the mixture of ''T,-labelled scrambled egg in order to determine gastric emptying time. Four values including lag time, T,,(half gastric emptying time), remnant 1 hour, remant 2 hours were taken at all ages. In the female half gastric emptying time and lag time was slightly shorter, and the amount of remnant radioactive counts at one and two hours was smaller than the I,aale without significant difference. Delayed gastric emptying time was above 109. 9 minutes of half gastric emptying time when defined as excess of Mean+ZSD. W e believe this study using a Dual-Head Gamma Camera can be useful for establishment of more accurate gastric emptying study.(Korean J Gastroenterol 1994; 26: 2Z4 229)
복수를 동반한 간경변증 환자에서 Dual - Head Gamma Camera 를 이용한 고형식의 위배출능 연구
손수호(Soo Ho Sohn),안성훈(Seong Hoon Ahn),강영우(Young Woo Kang) 대한내과학회 1994 대한내과학회지 Vol.47 No.4
Objective: Various GI symptoms of the patient with liver disease can be related to gastrointestinal functional disorders without mechanical or mucosal abnormalities. We studied to evaluate the presence of delayed gastric emptying of solids which may be one of the causes of gastrointestinal dysfunction in patients with liver cirrhosis. Method: A Dual-Head Gamma Camera coupled to a computer was used in 20 normal volunteers and 12 patients with liver cirrhosis and GI-II ascites after ingestion of the mixture nf 99mTc-labelled scrambled egg in order to determine gastric emptying time. Results: Gastric lag time was 17.2 minutes in normal volunteers and 19.8 munutes in patients with liver cirrhosis, half gastric emptying time was 74.6 minutes in normal volunteers and 82.1 minutes in patients with liver cirrhosis. Although the patients with liver cirrhosis represented slightly delayed gastric emptying, there was no significant difference. The remnant radioactive count after one hour was 36100 in normal volunteers and 50200 in patients with liver cirrhosis, the remnant radioactive count after two hours was 15700 in normal volunteers and 29800 in patients with liver cirrhosis. Although the patients with liver cirrhosis represented high radioactive counts, there is was significant difference. Conclusions: As there is no definitely delayed gastric emptying of solids in patients with liver cirrhosis and ascites, it is needed to study in large numbers of patients and to evaluate other causes of gastrointestinal functional distrubance.
운동장애성 소회불량 환자에서 Dual - Head Gamma Camera 를 이용한 고형식의 위배출 연구
이운우(Woon Woo Lee),황재석(Jae Seok Hwang),강영우(Young Woo Kang) 대한내과학회 1995 대한내과학회지 Vol.49 No.6
Objectives : The present study was performed to evaluate gastric emptying delay of solids using a dual-head gamma camera in patient with dysmotility-like functional dyspepsia. Methods: 75 patients with dysmotility-like functional dyspepsia and 30 healthy volunteers were studied gastric emptying of solids using a ADAC dual-head gamma camera. Results: The mean gastric emptying time (Tl/ 2) was 74.6±17.6 min in normal controls. Delayed gastric emptying defined as the time above 92.2 minutes, when it was defined as the value above mean+lSD of normal controls. There was no significant difference in gastric emptying time between dysmotility-like functional dyspepsia (66.9±19.6min) and normal cotrols(74.6±17.6min)(p>0,05), A gastric emptying delay was observed in 9% (7 cases) of 75 patients with dysmotility-like functional dyspepsia. Conclusion: The present study revealed a few incidence of delayed gastric emptying in patients with dysmotility-like functional dyspepsia, which resulted from a wide range of normal controls, and the need for study of gastrointestinal dysmotility and dysperception besides a gastric emptying delay.