GASTROENTEROLOGICAL ENDOSCOPY
Online ISSN : 1884-5738
Print ISSN : 0387-1207
ISSN-L : 0387-1207
Volume 39, Issue 11
Displaying 1-11 of 11 articles from this issue
  • Shinichi KATAOKA, Hiroaki OHCHI, Takashi TOYONAGA, Toshio DOZAIKU, Shi ...
    1997 Volume 39 Issue 11 Pages 2245-2252
    Published: November 20, 1997
    Released on J-STAGE: May 09, 2011
    JOURNAL FREE ACCESS
    Background:Although pure ethanol injection therapy (EI) for hemastasis of pepticulcer is highly effective, little is known about its complications especially secondary ulcerinduced by EI (EI ulcer). The aim of this study is to assess the frequency, positive rebatingfactor, and prognosis of EI ulcer.
    Methods: 225 patients with hemorrhagic gastric ulcer were treated with EI in ourhospital in the past five years. Pure ethanol 0.1-0.2ml was injected on each shot aroundand on the exposed vessel until the vessel profile is destroyed. The procedures were carriedout on serial days until the vessel profile is vanished. Primary ulcer factors and procedurefactors were analyzed in relation with EI ulcer. Mann-Whitney U test was used forstatistical analysis.
    Results:Rebleeding rate was 13% (29/225) . Six cases (3%) needed operation becauseof unsuccessful hemostasis with EI. Complete hemostasis rate was 97%. EI ulcer was seenin 35%(78/225) . Following factors had a positive relation with larger El ulcer; large or deep Primary ulcer (P=0.02), large or middle sized exposed vesse1 (P=0.02), centrallylocated exposed vessel (P=0.01), many EI counts (P=0.0001), and bleeding Provoked by EI (p=0.0003) .
    About three months (average) needed for large EI ulcer to heal.
    Conclusions: Larger or deeper gastric ulcers have tendency to bleed with EI, and withthese that have larger exposed vessels, centrally located expased vessels, and/or these whoneed (many) (numbers of) EI injections, have tendency to make larger EI ulcers.
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  • Kenshi YAO, Akinori IWASHITA, Tsuneyoshi YAO, Hisashi FURUKAWA, Keiich ...
    1997 Volume 39 Issue 11 Pages 2253-2263
    Published: November 20, 1997
    Released on J-STAGE: May 09, 2011
    JOURNAL FREE ACCESS
    The endoscopic color of the early gastric cancer has been suggested to have acorrelation with mucosal microcirculation. To establish the quantitative method toevaluate the endoscopic color of early gastric carcinomas, we measured index of hemoglobin(IHb=32·log2 Vr/Vg)using electronic endoscopic image data. The 17 early gastriccarcinornas were divided in two grou.ps(13 differentiated carcinomas(DC)and 4 undifferentiated carcinomas (UC)). The IHb values of each pixels on the linear region of interest, which is set attributively on bath the center of lesion and surrounding background mucosawere calculated continuously. The hemoglobin distributing patterns on the linear region ofinterest were analytically contrasted with the histopathological findings of the corresponding sections. The mean IHb values of the carcinomatous lesion(IHb-L)and the background mucosa around carcinoma(IHb-B)were calculated. The median L/B ratios werecompared between the group of DC and the group of UC. The L/B ratio(1.21±0.08, median±95%confidence interval)of the DC group issignificantly higher compared to that(0.83±0.07)of the UC group(P<0.01, Mann-Whitney's U test). The characteristic distribution of IHb on the normal backgroundmucosa was regular wave-like pattern. The distribution of IHb on the DC represented highand irregular pattern. As for the UC, the IHb pattern was flatly depressed depending onthe thickness of the carcinoma within the mucosa. From the above mentioned results, itwas suggested that the IHb rnight be an useful quantitave marker to characterize endoscopic color imago of early gastric carcinomas.
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  • Yuji TANAKA, Ichiro YASUDA, Eiichi TOMITA, Kazuo NAGURA, Yoshihiko MAT ...
    1997 Volume 39 Issue 11 Pages 2264-2271
    Published: November 20, 1997
    Released on J-STAGE: May 09, 2011
    JOURNAL FREE ACCESS
    A 74-year-old woman was admitted to our hospital with severe anemia. Endoscopicexamination revealed longitudinal red stripes and diffuse erythematous spots indicatingdilated vessels in the gastric antrurn. Biopsy specimen demonstrated dilated vessels in theproper gastric mucosal layer, leading to a diagnosis of gastric antral vascular ectasia(GAVE). She had undergone upper gastrointestinal endoscopic examination 10 monthsbefore admission, but these abnormal findings were not observed. However, she hadatrophic gastritis at that time, mainly in the gastric body, and this was also observed atadmission. Laboratory studies showed hypergastrinemia and positive titrate of antiparietal cell antibody, and she was diagnosed as GAVE with type A gastritis. Endoscopiclaser coagulation was performed. After 3 sessions, the dilated vessels in the antrum werealmost obliterated and her anemia improved subsequently.
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  • Toru HIYAMA, Keiji SUGI, Tsuyoshi KATAOKA, Ken HARUMA, Goro KAJIYAMA, ...
    1997 Volume 39 Issue 11 Pages 2272-2278
    Published: November 20, 1997
    Released on J-STAGE: May 09, 2011
    JOURNAL FREE ACCESS
    A71-year-old male was admitted to the Second Department of Surgery of Hiroshima University Hospital for further examination of the.gastric tumor. Radiological and endoscopic studies of the stomach showed an irregular-shaped ulcer with fold convergency on the anterior wall side of greater curvature and diamond-shaped ulcer on the posterior wall side of greater curvature of angular region. Histological studies of the biopsy specimens of the ulcer on the anterior wall side of greater curvature revealed malignant lymphoma and those of the ulcer on the posterior wall side of greater curvature did not contain malignant cells. Chest X-ray, abdominal ultrasonography and computer tomography revealed no lymphadenopathy. Therefore, we diagnosed the case as primary gastric malignant lymphoma and carried out subtotal gastrectomy with lymph nodes excision. The malignant lymphoma was ulcerative type of Sano's classification. Histological and immunohistochemical studies of the resected specimen showed that the lymphoma was diffuse, large-veil and T-cell hype and invaded into the proper muscle layer. The ulcer lesion on the posterior wall side of the greater curvature was benign UL-III ulcer. Five months after surgical operation, right pleural effsion with atypical lyphocytes appeared and chemotherapy was performed. Eight months after surgery, the patient is alive. Primary gastric T-cell lymphoma is very rare and only g cases, including our case, have been reported in Japan.
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  • Tsuyoshi FURUKAWA, Kazuhiko OOHASHI, Masako KIMOTO, Takuli YAMAO, Yasu ...
    1997 Volume 39 Issue 11 Pages 2279-2285
    Published: November 20, 1997
    Released on J-STAGE: May 09, 2011
    JOURNAL FREE ACCESS
    The case was sixty-six man Endoscopic findings of the duodenum showed elevatedtumor with granular surface in the area of the papilla of Vater. Specimen by the biopsyfrom the tumor revealed adenoma with severe atypia. ERCP showed no abnormal findingsin the pancreatobiliary system. EUS and IDUS revealed no invasion to the pancreas, nospread to the bile duct and main pancreatic duct. Vie resected endoscopically the tumorof papilla of eater under the diagnosis of the adenoma. The pathological findings wasdiagnosed as the cancer in the tubullovillous adenoma with severe atypia. Acute pancreatitis was developed as a complication.
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  • Yuji UETA, Fumitaka OGUSHI, Yoshihiro MINATO
    1997 Volume 39 Issue 11 Pages 2286-2291
    Published: November 20, 1997
    Released on J-STAGE: May 09, 2011
    JOURNAL FREE ACCESS
    Although mycobacterium tuberculosis infects us via respiratory tract and injuresmainly lungs, it injures other various organs, including digestive system. It is reported that19.4% of the patients with intestinal tuberculosis suffer from active pulmonary tuberculosis. However there are few reports that investigate the tuberculous changes of lowerdigestive tract in patients with active pulmonary tuberculosis. To investigate tuberculouschange in louver digestive bract of patients with active pulmonary tuberculosis, vvho haven not any digestive symptom, we performed total colonoscopy to thern. In 3 of 6 patients, aphtoid lesions were found in ileocecal lesions. And then thesechanges were cured by treatment of antituberculous drugs. But we could not recognize theorigins of these changes bacteriologically, histologically or endoscopically.
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  • Manabu YONESHIMA, Masao TAKEUCHI, Hirokazu TSUJI, Yasuo HASHIZUME
    1997 Volume 39 Issue 11 Pages 2292-2298
    Published: November 20, 1997
    Released on J-STAGE: May 09, 2011
    JOURNAL FREE ACCESS
    A 75-years old man treated as ulcerative colitis received fallow-up colonoscopy. Multiple submucosal tumor-like, smooth and elastic-soft hemispherical elevated lesionswere seen in the sigrnoid colon through colonoscopy. Barium enema revealed multiple gascysts in the sigmoid colon. Vie diagnosed this case as pneumatosis cystoides intestinalis ofthe sigmoid colon. We performed endoscopical ultrasonography to evaluate the location of gas cysts inthe colon wall, and the high echoic lesions with acoustic shadows were seen in thesubmucosal layer. In follow-up colonoscopy, multiple elevated Iesions flatten with erosion and bleedingan the top. From these colonoscopic findings, we suspected that gas cysts rupturedspontaneously. In this case, we considered that the gas broke into submucosal layer through themucosa weakened by ulcerative colitis.
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  • Takashi FUJISAWA, Nobutoshi KURODA, Tetsuo MAEDA, Haruhiko HAGINO, Nor ...
    1997 Volume 39 Issue 11 Pages 2299-2306
    Published: November 20, 1997
    Released on J-STAGE: May 09, 2011
    JOURNAL FREE ACCESS
    A 74-year-old woman was admitted to our hospital for the purpose of further examination of high level of CEA and post-operative follow-up colonoscopy of advanced colon cancer(por). Colonoscopy showed a IIa type tumor with nodular surface in the transverse colon. A regional resection was performed. A resected specimen showed a Ila type early colon cancer, measuring 15X10mm in sire. Histological examination showed coexistence of well differentiated adenocarcinoma and signet-ring cell carcinoma with invasifln to the submucosa, suggesting histological transformation from well differentiated adenocarcinoma to signet-ring cell carcinoma. we reviewed 13 cases of early colon signet-ring cell carcinoma in Japanese literature.
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  • Yusei YODA, Souich NAKAGAWA, Gaku SUZUKI, Hiroko OHIZUMI, Masao SAITOU ...
    1997 Volume 39 Issue 11 Pages 2307-2311
    Published: November 20, 1997
    Released on J-STAGE: May 09, 2011
    JOURNAL FREE ACCESS
    A 59-year-old man was referred to our hospital for further evaluation of right hypochondrial pain and jaundice in March 1995. Abdominal GT and ultrasonography demonstrated multiple calcifications and atrophy of the left hepatic lobe. ERCP revealedthree orifices at the major papilla and the oral protrusion. The presence of pancreaticoduodenal fistula was confirmed by passing a cannula through the orifice ofduodenal papilla. And orifice of oral protrusion was communicated with the common bileduct.(choledochoduoduodenal fistula) Cholangiography showed remarkable dilatation ofthe common bile duct and right hepatic duct, and showed obstruction of the left hepaticduct. This is a very rare case of choledochoduodenal fistula and pancreaticoduodenal fistula formed by common bile duct stone.
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  • Atsushi KUNO, Yasutaka KAMIYA, Makoto HOSHINO, Tomihiro HAYAKAWA, Mako ...
    1997 Volume 39 Issue 11 Pages 2312-2317
    Published: November 20, 1997
    Released on J-STAGE: May 09, 2011
    JOURNAL FREE ACCESS
    A 63-year-old man was admitted to our hospital complaining of fever elevation andleft upper abdominal pain. Ultrasonography revealed a law echoic mass lesion 6cm indiameter in the left hepatic lobe. Under the diagnosis of liver abscess, percutaneoustranshepatic abscess drainage was performed. X-ray examination with contrast mediumshowed two communicating abscesses and a duodenohepatic fistula between the abscesscavity and the second portion of the duodenum. On the drainage for the abscess, afoul-smelling brownish fluid was obtained, but its culture failed to detect microorganisminvolved in the hepatic abscess. An antimicrobial, sulbactarn sodium cefoperazon sodiumdid not show any effect on diminishing the abscess. However, imipenem cilastatin sodium, which is effective to anaerobic bacteria as well as gram positive and negative bacteria, decreased successfully the size of the abscess suggesting that an anaerobic organism mayhave developed the hepatic abscess. The liver abscess forming a ffistula inta the duodenumdeveloping by microorganism other than ameba as reported herein is the first case.
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  • Yasushi SHINOHARA, Takao ITOI, Kazuya TAKEDA, Kazuo TAKEI, Kazuto NAKA ...
    1997 Volume 39 Issue 11 Pages 2318-2328
    Published: November 20, 1997
    Released on J-STAGE: May 09, 2011
    JOURNAL FREE ACCESS
    Peroral cholangioscopy (PCS) with endoscopic papillary dilation(EPD)was performedin combination with intraductal administration of a nitrite for the purpose of inserting aperoral cholangioscope, equipped with both a biopsy channel and anguration system, intothe bile duct without endoscopic sphincterotomy. A cholangioscope was successfully inserted into the bile duct as many as 90%of thecases examined, .whereas the papilla could not be observed in the front view in allunsuccessful cases while keeping an adequate distance from the papilla. After endoscopicpapillary dilation, blond oozing vvas observed in all cases, but did not require any hemos-tatic means, or was not worsened by insertion of a cholangioscope. Acute pancreatitis occurs as a complication in 15%, but Was remitted by conservativetreatment in all cases. Since PAS is mainly for making a diagnosis, it is desirable that suchexamination is accornpanished without damage to the original physiological function. EPD in combination with intraductal administration of a nitrite was considered to lieauseful technique fcr PCS, including hicpsy under direct vision.
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