1.Clinical Significance of Serum Leptin Levels in the Diagnosis of Fatty Liver
Koji HATTORI ; Nahoko MOCHIZUKI ; Keiji KOSHIBU ; Yukihito MINATO ; Tatsuo SHIIGAI
Journal of the Japanese Association of Rural Medicine 2005;54(5):734-739
We examined the usefulness of serum leptin concentration as an index for the diagnosis of fatty liver. Twenty-two patients diagnosed with fatty liver by abdominal ultrasonography, participated in this study together with 7 indinduels as controls. As laboratory findings showed, body fat percentage (29.5±1.4 vs 19.1±1.6%, P<0.001), BMI (25.7±0.7 vs 20.8±1.0 kg/m2, P<0.005), procollagen III peptide (P III P) (0.58±0.04 vs 0.42±0.04 U/ml, P<0.05), and serum leptin levels (7.3±1.0 vs 2.9±0.5 ng/ml, P<0.001) were significantly higher in the fatty liver group than in the control group. Serum leptin levels were correlated significantly with body fat percentage (r=0.76, P<0.0001) and BMI (r=0.61, P<0.001), though there was a significant correlation between serum leptin levels and liver-kidney contrast (r=0.47, P<0.05) only in males. In addition, when the fatty liver group was classified into two groups by GPT levels, m-GOT (mitochondrial glutamate-oxaloacetate transaminase) (8.6±1.0 vs 5.7±1.0 IU/l/37°C, P<0.05) and P III P (0.65±0.06 vs 0.49±0.04 U/ml, P<0.05) were significantly higher in the elevated GPT group than in the normal GPT group.These results suggest that serum leptin levels may be indicative of fatty liver and that fatty liver is not always a reversible disease.
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2.The Role of Percutaneous Endoscopic gastrostomy for the Enteral Nutrition.
Koji HATTORI ; Yuki OGURA ; Yukihito MINATO ; Shuzo SHINTANI ; Tatsuo SHIIGAI
Journal of the Japanese Association of Rural Medicine 1995;44(1):13-15
We report our experience with percutaneous endoscopic gastrostomy (PEG) to assess the safety and usefulness of the PEG. We reviewed 21 cases (mean age, 72 years), including 20 patients with neurological impairment and one patient with cancer of the stomach.
Though two minor complications (wound infection and bleeding from the stomach) occurred, wound infection healed with antibiotics and bleeding stopped spontaneously. Six of these patients died (3 died from pneumonia, 2 from respiratory failure, and 1 from stomach cancer), but there were no PEG-related deaths. After PEG procedure, serum protein, albumin and cholesterol improved significantly. PEG was not only safe but also effective for the nutritional support and the 4-year survival rate was 56%. By this method, moreover, half of the patients could leave hospital and return home.
In conclusion, PEG, is thought to be the procedure of choice for the long-term enteral nutrition.
3.Drug-induced Liver Injury by Tranilast.
Yukihito MINATO ; Shinkan YO ; Koji HATTORI ; Tatsuo SHIIGAI
Journal of the Japanese Association of Rural Medicine 1999;48(2):111-115
Tranilast, an anti-allergic drug, was originally made in Japan, and is now being frequently used. Though ill effects of Tranilast in urology have been known widely, the adverse effect of Tranilast on liver function has been scarcely reported. Having experienced 7 cases of liver disease due to cholestasis by the drug, we summarized these cases and reported the characteristics of liver injury induced by the drug.
All the patients, who had took Tranilast orally and developed liver injury, first manifested hematuria and micturition pain, and then developed jaundice. Though the degree of liver injury was various depending on individuals, the clinical course turned better about 27 days after cessation of Tranilast.
5.Use of Diffusion-Weighted Imaging for Cerebral Infarctions in Kainan General Hospital.
Koji MIZUTANI ; Tomotaka SUMIDA ; Shinichi UMEDA ; Naoto YAMAMOTO ; Toshihiko TANASAWA ; Koji HATTORI ; Tadao SUGATA ; Isao TANIMOTO
Journal of the Japanese Association of Rural Medicine 1996;45(1):28-32
Many reports say that DWI (diffusion-weighted-image) is very useful for the diagnosis of cerebral infarction, especially in the acute phase, but it is difficult to have a fine image because DWI is very sensitive to artifacts caused by the “body-move” of the patient.
About the degree of MPG (motion probing gradient), criteria are yet to be established. Many persons try in their own way. With MPG5, the intensity of CSF and that of the focal lesion are almost equal, so that it is difficult to distinguish infarcts from adjacent ventricles.
The stronger the degree of MPG is, the more artifacts or noises we get, We recommend MPG6 or 7 in the right-left direction.
6.A Surgically Treated Case of Abdominal Aortic Aneurysm Associated with Melioidosis.
Hiroshi Sugimura ; Koji Watanabe ; Shuichiro Sugimura ; Tadashi Iriyama ; Yoshinobu Hattori ; Koji Negi ; Mitsuru Yamashita ; Ryo Hoshino ; Toru Yamamoto ; Yoshitsugu Iinuma
Japanese Journal of Cardiovascular Surgery 1998;27(4):237-240
A 58-year-old man was admitted for pneumonia after several business trips to Thailand, Vietnam, and Malaysia. Despite resolution of pneumonia on chest X-ray, high fever persisted. CT scan revealed a juxtarenal, atypical-shaped abdominal aortic aneurysm of 4.5cm in size, and this was thought to be the cause of persisting fever. After prolonged antibiotic treatment, surgical resection and prosthetic tube replacement of the aneurysm was performed. The aneurysm was a pseudoaneurysm, and histological examination showed chronic inflammation with no atherosclerotic change. It was thought to be of mycotic origin. On the 12th day after operation, he became febrile, and an arterial blood culture yielded Burkholderia pseudomallei. Antibiotics chosen according to sensitivity tests, were given. He was finally discharged with no exidence of persisting infection, on the 55th day after operation.
7.The Significance and Usefulness of Evaluating the Serum Level of IgG Class Antibody for Helicobacter pylori in Annual Multiphasic Health Check-up Participants
Toru KAWAMOTO ; Eiichi YABATA ; Toukichi GEN ; Yukihito MINATO ; Koji HATTORI ; Yemi SHIMOJO ; Tatsuo SHIIGAI
Journal of the Japanese Association of Rural Medicine 2009;58(4):452-458
Recently, the relevance of Helicobacter pyroli (H. pylori) infection to atrophic gastritis and gastric cancer in has been elucidated. Therefore, to diagnose H. pylori infection is important for suspecting the existence of those diseases of the stomach. We investigated the relationships of the H. pylori IgG antibody to H. pylori infection, atrophic gastritisor various stomach lesions to understand the significance and usefulness of evaluating the antibody level in the annual multiphasic health check-up participants. The subjects in this study were 148 people (male: 93, female: 55, average age: 56.4) in Toride city, which is located in the suburb of Tokyo. They had visited our hospital for medical checkups. Eighty-seven subjects underwent upper gastric endoscopy and 55 (63%) tested positive for H. pylori IgG antibody and H. pylori infection was confirmed in 41 (75%). Although 32 subjects tested negative for the antibody, 8 cases (25%) was diagnosed with H. pylori infection. The frequencies of positive antibody in atrophic gastritis, erosion and ulcer, fundic gland polyp, hyperplastic foveolar polyp, adenoma and malignancy were 17%, 70%, 61%, 77%, 31%, 62%, 0% and 100%, respectively. On the other hand of 80 subjects were who underwent barium X-ray examination, 44 tested positive for the antibody (55%). The frequency of positive antibody in no lesion, depressed lesion, elevated lesion and malignant lesion were 61%, 59%, 36% and 100%, respectively. Taken together, H. pylori antibody was a good marker for H. pylori infection and the positive antibody indicated high frequencies of atrophic gastritis and malignancy. Therefore, advices to have participants who have a positive antibody should be strongly an endscopic examination stomach lesions.
8.A Case of Abdominal Aortic Aneurysm with Horseshoe Kidney.
Eiji KIMURA ; Shigefumi SUEHIRO ; Keijirou NISHIZAWA ; Toshihiko SHIBATA ; Yasuyuki SASAKI ; Koji HATTORI ; Hiroaki KINOSHITA
Japanese Journal of Cardiovascular Surgery 1993;22(6):497-500
A 66-year-old man with an abdominal aortic aneurysm and coexisting horseshoe kidney is reported. The aneurysm was successfully replaced by a prosthetic graft without resection of the renal isthmus. Because of renal blood supply and location of renal isthmus, aortic reconstruction presents a significant technical problem. Preservation of multiple renal arteries may be facilitated by preoperative aortography, and retraction of the renal isthmus offers good operative exposure.
9.Successful Repair of a Proximal Descending Aortic Aneurysm under Hypothermic Circulatory Arrest via Left Thoracotomy after Coronary Artery Bypass Grafting
Shigefumi Suehiro ; Toshihiko Shibata ; Hirokazu Minamimura ; Yasuyuki Sasaki ; Koji Hattori ; Hiroaki Kinoshita ; Yoshihiro Shimizu
Japanese Journal of Cardiovascular Surgery 1995;24(4):276-279
A 61-year-old man, who had previously undergone quadruple coronary artery bypass graft surgery, was successfully treated for proximal descending aortic aneurysm using hypothermic circulatory arrest via a left thoracotomy. Preoperative angiograms revealed that the left internal thoracic artery bypass graft to the LAD was patent, and that the aneurysm was located at the descending aorta just distal to the left subclavian artery. Operative procedures were as follows. A left thoracotomy incision was made through the 4th intercostal space. The common femoral artery and vein were cannulated, and the venous cannula was positioned in the right atrium. The patient was cooled by partial cardiopulmonary bypass until the EEG was isoelectric (24°C rectal temperature), and then circulation was arrested. Left ventricular decompression was not performed. After opening of the aneurysm, proximal anastomosis was performed first at the aorta just distal to the left subclavian artery. Another arterial cannula, connected to the Y-shaped arterial line, was inserted into the graft, and perfusion to the brain was restored through this cannula. Distal anastomosis was then completed, and routine cardiopulmonary bypass was reestablished. After the heart was defibrillated, the patient was rewarmed to 34°C before discontinuing the bypass. Circulatory arrest time and total cardiopulmonary bypass time were 17 minutes and 139 minutes, respectively. Postoperative recovery was uneventful.
10.A Report of Successful Treatment of an Infected Aortic Graft and Remaining Distal False Lumen after Bentall's Procedure for Aortic Dissection.
Koji Hattori ; Yoshihiro Shimizu ; Shuichiro Takanashi ; Keijiro Nishizawa ; Hirokazu Minamimura ; Toshihiro Fukui ; Kenu Fumimoto ; Masahito Noguchi
Japanese Journal of Cardiovascular Surgery 1999;28(5):347-350
We report a case of a 16-year-old boy with Marfan's syndrome who underwent Bentall's procedure on a diagnosis of acute aortic dissection (DeBakey type II). He was readmitted with pyrexia 5 months after the initial operation. Methicillin-resistant Staphylococcus epidermidis (MRSE) was detected by blood culture and transesophageal echocardiography revealed a vegetation adherent to the entry of a remaining false lumen just distal to the distal anastomosis. Although antimicrobial therapy was employed, an arterial embolism developed in the right popliteal artery. CT scan revealed dilatation of the false lumen, and consequently, emergency surgery was performed. The intima of the distal aortic end was partially out of the suture line and the vegetation adhered at that point. Re-replacement of the ascending aorta, omental transposition, and embolectomy of the right femoral artery were performed and resulted in a satisfactory course.