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  • 1
    In: The American Surgeon, SAGE Publications, Vol. 75, No. 3 ( 2009-03), p. 227-231
    Abstract: Small bowel obstruction after intra-abdominal surgery is a common cause of morbidity necessitating reoperation. The aim of this study was to determine the feasibility of and indications for laparoscopic surgery for acute adhesive small bowel obstruction (AASBO). We conducted a retrospective review of all patients with AASBO who underwent laparoscopic adhesiolysis at a major university medical center. Laparoscopic treatment was performed successfully in 16 patients, and conventional treatment was performed in 13 patients. The rate of conversion from laparoscopic to open was 16.7 per cent. In 15 of 16 total patients who underwent laparoscopic surgery, laparoscopic bandlysis was performed and one patient underwent laparoscopic adhesiolysis. Laparoscopic surgery was performed successfully in nine who had a single adhesive band demonstrated on an abdominal CT, and conventional surgery was performed in all 10 patients without a single adhesive band identified radiographically. Abdominal CT scans facilitate the selection of operative approach for AASBO based on preoperative identification of the obstruction site. Laparoscopic adhesiolysis is a safe and effective treatment modality for patients with AASBO with a single band or single transition zone identified by preoperative imaging.
    Type of Medium: Online Resource
    ISSN: 0003-1348 , 1555-9823
    Language: English
    Publisher: SAGE Publications
    Publication Date: 2009
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  • 2
    In: The International Journal of Biological Markers, SAGE Publications, Vol. 33, No. 4 ( 2018-11), p. 432-438
    Abstract: Hepatitis B virus infection is a well-known risk factor for intrahepatic cholangiocarcinoma. However, its prognostic impact has rarely been investigated in advanced intrahepatic cholangiocarcinoma. Methods: Between April 2010 and May 2015, 296 patients with unresectable or metastatic intrahepatic cholangiocarcinoma who received gemcitabine plus cisplatin (GemCis) were categorized into a hepatitis B virus group (n=62; 21%) and a non-hepatitis B virus group (n=234; 79%). Clinicopathological features and survival outcomes were retrospectively reviewed and analyzed. Results: The median age of patients was 59 years (range, 27–78). The median overall survival with first-line GemCis was 9.4 months (95% CI 8.4, 10.4). Compared to the non-hepatitis B virus group, the hepatitis B virus group was younger (median age, 57 vs. 61 years, P = 0.001), mainly male (74% vs. 57%, P = 0.02), and had lower frequency of elevated cancer antigen (CA) 19-9 (34% vs. 59%, P = 0.001) and alkaline phosphatase (43% vs. 61%, P = 0.01). In a univariate analysis, the hepatitis B virus infection showed a marginal relationship with poor overall survival compared to the non-hepatitis B virus infection (median, 8.3 vs. 10.0 months; P=0.13). A multivariate analysis of potential prognostic factors revealed a significant association with poor overall survival in the hepatitis B virus group (hazard ratio (HR) =1.50, P = 0.02). Initial metastatic disease (vs. recurrent/unresectable disease; HR=1.50), metastatic sites ⩾ 2 (vs. 0–1; HR=1.51), Eastern Cooperative Oncology Group performance status ⩾ 2 (vs. 0–1; HR=1.93), elevated total bilirubin (vs. normal; HR=1.83), and low albumin (vs. normal; HR=1.52) were significantly related to an unfavorable overall survival. Conclusions: This study suggests that the hepatitis B virus infection may be associated with distinctive clinicopathological characteristics and poor outcome in advanced intrahepatic cholangiocarcinoma treated with GemCis.
    Type of Medium: Online Resource
    ISSN: 1724-6008 , 1724-6008
    Language: English
    Publisher: SAGE Publications
    Publication Date: 2018
    detail.hit.zdb_id: 1475778-3
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  • 3
    Online Resource
    Online Resource
    SAGE Publications ; 2020
    In:  The Cleft Palate-Craniofacial Journal Vol. 57, No. 8 ( 2020-08), p. 1024-1031
    In: The Cleft Palate-Craniofacial Journal, SAGE Publications, Vol. 57, No. 8 ( 2020-08), p. 1024-1031
    Abstract: The purpose of the present study was to investigate various factors of cleft palate and to analyze their effect on fistula occurrence following palatal muscle repair using intravelar veloplasty. Methods: A retrospective review of patients who underwent palatoplasty was performed. Primary palatoplasty was performed by a single surgeon in a single center. A total of 165 patients who underwent palatoplasty were enrolled. Primary palatoplasty with levator veli palatini muscle repair using intravelar veloplasty was performed. Three extrinsic factors (age, gender, and body weight) and 6 intrinsic factors (cleft width, ratio of cleft width to intermaxillary tuberosity distance, cleft anterior margin shape, uvula position, cleft lip, and radical intravelar veloplasty) were analyzed. Results: Palatal fistula occurred in 11 (6.67%) patients. The occurrence of fistula was significantly correlated with a specific Veau classification, that is, type II ( P = .041). Fistula tended to occur more frequently with a wide cleft palate ( P = .063), and the high-risk cutoff value of the width was 7.75 mm. Conclusions: A larger cleft width tended to increase the occurrence of fistula. Close observation and information about the higher risk of fistula formation should be given to patients with a large cleft width who underwent intravelar veloplasty.
    Type of Medium: Online Resource
    ISSN: 1055-6656 , 1545-1569
    RVK:
    Language: English
    Publisher: SAGE Publications
    Publication Date: 2020
    detail.hit.zdb_id: 2030056-6
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  • 4
    Online Resource
    Online Resource
    SAGE Publications ; 2017
    In:  Proceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture Vol. 231, No. 9 ( 2017-07), p. 1599-1610
    In: Proceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture, SAGE Publications, Vol. 231, No. 9 ( 2017-07), p. 1599-1610
    Abstract: Recently, tubular-type coupled torsion beam axle, which is a component of the automotive rear suspension systems, has been developed by using ultra-high strength steel. It is manufactured by hot stamping process to enhance the strength and reduce springback. The hot stamping process is classified as a direct method and an indirect method according to forming sequence and quenching method, so-called die quenching or water quenching. Each of these methods has limitations in the aspect of dimensional accuracy and strength. Hybrid quenching is a new quenching method which sprays water to the tube directly in addition to die quenching. In this study, direct hot stamping with hybrid quenching was applied to produce an automotive tubular coupled torsion beam axle of ultra-high strength steel. This study proposes a simulation method of hybrid quenching for tubular beam and the hybrid quenching method was evaluated experimentally. Finally, the proposed hybrid quenching method has been found very effective in reducing the cooling time and thermal deformation.
    Type of Medium: Online Resource
    ISSN: 0954-4054 , 2041-2975
    Language: English
    Publisher: SAGE Publications
    Publication Date: 2017
    detail.hit.zdb_id: 2032745-6
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  • 5
    Online Resource
    Online Resource
    SAGE Publications ; 2008
    In:  Peritoneal Dialysis International: Journal of the International Society for Peritoneal Dialysis Vol. 28, No. 3_suppl ( 2008-06), p. 21-26
    In: Peritoneal Dialysis International: Journal of the International Society for Peritoneal Dialysis, SAGE Publications, Vol. 28, No. 3_suppl ( 2008-06), p. 21-26
    Abstract: Of a large body of literature reporting clinical outcomes for patients maintained on peritoneal dialysis (PD), most publications have focused on relatively short-term results. Few reports have focused on long-term survival in PD patients. Here, we present our experience with long-term patient outcomes and further analyses of the trends in demographics and clinical outcomes of 2301 end-stage renal disease (ESRD) patients treated with continuous ambulatory PD (CAPD) during a 25-year period (1981 – 2005) at our institute. Outcomes were analyzed for 1656 patients, excluding those younger than 15 years of age at initiation of CAPD, those having less than 3 months’ follow-up, or those who had been on hemodialysis or who received a kidney graft before starting CAPD. In the study patients, technique survival at 5 and 10 years was 71.9% and 48.1% respectively. Patient survival was 69.8% and 51.8%. Mean age at the start of PD (50.4 ± 13.9 years vs. 44.2 ± 13.9 years, p 〈 0.01), ESRD incidence as a result of diabetic nephropathy (30.5% vs. 19.5%, p 〈 0.01), and incidence of cardiovascular comorbidities (26.6% vs. 20.5%, p 〈 0.01) were all significantly greater in patients who started PD during the second half of the study period (1993 – 2005) as compared with the first half (1981 – 1992). A multivariate analysis adjusting for these changes in demographics and comorbid conditions revealed that PD therapy starting in 1993 – 2005 was associated with a significant reduction in technique failure [hazard ratio (HR): 0.65; p 〈 0.01] and mortality (HR: 0.68; p 〈 0.01) as compared with the earlier period. However, in subgroup analyses, technique survival was not observed to be significantly improved in patients with diabetes. In summary, technique and patient survival have significantly improved despite increases in patient age, cardiovascular comorbidity, and ESRD caused by diabetes. Although diabetes, older age, and cardiovascular comorbidities are not factors that are easily modifiable to improve PD outcomes, results at our institution are encouraging in an era of declining PD utilization.
    Type of Medium: Online Resource
    ISSN: 0896-8608 , 1718-4304
    Language: English
    Publisher: SAGE Publications
    Publication Date: 2008
    detail.hit.zdb_id: 2075957-5
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  • 6
    In: HIP International, SAGE Publications, Vol. 31, No. 5 ( 2021-09), p. 663-668
    Abstract: Osteoarthritis in dysplastic hips should develop from the lateral side of the acetabulum and the femoral head just below. However, the existence of subchondral cysts located more on the medial side contradicts the weight-loading theory. The aim of this study was to confirm the presence of medial cysts at the femoral head and to investigate the relationship between medial cysts and injuries of the ligamentum teres in hip dysplasia. Methods: A retrospective analysis was conducted on 257 cases of hip dysplasia. All patients had x-rays and 3-dimensional computed tomographies (3D CT) preoperatively and 123 patients had magnetic resonance arthrographies. A comparison was performed between cases with and without medial cysts according to the severity of damage to the ligamentum teres, the presence of bony spurs around the fovea capitis, and the Tönnis grade. Results: Medial subchondral cysts around the fovea capitis were found in 100 cases. Mild osteoarthritis (Tönnis grade 0 or 1) was present in 89% of cases in the medial cyst group. A significant difference between the groups was observed in the incidence of bony spurs around the fovea capitis ( p  〈  0.05) and injuries of the ligamentum teres ( p  〈  0.05). Conclusions: The formation of subchondral cysts at the medial femoral head in hip dysplasia may be related to damage in the ligamentum teres. Considering that subchondral cysts develop in early osteoarthritis, the progression of arthritis in hip dysplasia appears to correlate with damage to the ligamentum teres, as well as compressive pressure on the joint.
    Type of Medium: Online Resource
    ISSN: 1120-7000 , 1724-6067
    Language: English
    Publisher: SAGE Publications
    Publication Date: 2021
    detail.hit.zdb_id: 1475775-8
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  • 7
    Online Resource
    Online Resource
    SAGE Publications ; 2009
    In:  The Cleft Palate-Craniofacial Journal Vol. 46, No. 5 ( 2009-09), p. 555-557
    In: The Cleft Palate-Craniofacial Journal, SAGE Publications, Vol. 46, No. 5 ( 2009-09), p. 555-557
    Abstract: Variant Klinefelter syndrome with 48,XXXY/46,XY mosaicism has been rarely reported, and its phenotypic features, compared with those of the classic type, have not been well delineated. We describe a newborn baby with phenotypic abnormalities, including cleft palate and low-set ears. The cytogenetic analysis of peripheral blood lymphocytes showed a karyotype of 48,XXXY[36]/46,XY[4] . To the best of our knowledge, this is the first case in which 48,XXXY/46,XY mosaicism was related to the congenital anomaly of cleft palate. This case underscores that cytogenetic analysis should be a mandatory workup for the patient with cleft palate and that cleft palate may be a rare clinical presentation of the variant Klinefelter syndrome.
    Type of Medium: Online Resource
    ISSN: 1055-6656 , 1545-1569
    RVK:
    Language: English
    Publisher: SAGE Publications
    Publication Date: 2009
    detail.hit.zdb_id: 2030056-6
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  • 8
    Online Resource
    Online Resource
    SAGE Publications ; 2009
    In:  Journal of Cerebral Blood Flow & Metabolism Vol. 29, No. 3 ( 2009-03), p. 621-628
    In: Journal of Cerebral Blood Flow & Metabolism, SAGE Publications, Vol. 29, No. 3 ( 2009-03), p. 621-628
    Abstract: Diabetic retinopathy (DR) is the leading cause of vision loss as a major complication of diabetes mellitus. The blood—retinal barrier (BRB) breakdown is a critical early event in the pathogenesis of DR. It has been known that the rennin-angiotensin system (RAS) is important in the progression of the DR via angiotensin II (Ang II), the effector of RAS. In this study, we showed that blockade of Ang II attenuates vascular endothelial growth factor (VEGF)-mediated BRB breakdown in DR. In streptozotocin-induced diabetes, retinal vascular permeability increased with upregulation of VEGF, where Ang II and its receptors were upregulated. Ang II induced VEGF expression in retinal endothelial cells accompanied by loss of tight junction proteins. However, the blockade of Ang II by perindopril, an angiotensin converting enzyme (ACE) inhibitor, inhibited upregulation of VEGF, and prevented the loss of tight junction proteins. Moreover, inhibition of Ang II by perindopril attenuated increased vascular permeability of diabetic retina accompanied by recovery of tight junction proteins in retinal vessels. Therefore, we suggest that the RAS involves in increased vascular permeability during early stage of DR, which is mediated by VEGF. Furthermore, the ACE inhibitor may have a therapeutic potential in the treatment of diabetic BRB breakdown.
    Type of Medium: Online Resource
    ISSN: 0271-678X , 1559-7016
    Language: English
    Publisher: SAGE Publications
    Publication Date: 2009
    detail.hit.zdb_id: 2039456-1
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  • 9
    In: Natural Product Communications, SAGE Publications, Vol. 8, No. 8 ( 2013-08), p. 1934578X1300800-
    Abstract: We demonstrated that an aqueous extract of dried immature fruit of Poncirus trifoliate (PF-W) produces relaxation of intestinal smooth muscle using the ileac strips of a rat. Furthermore, the underlying mechanism of its relaxant activity was investigated. PF-W was prepared using the standard extraction protocol. A 1.5 – 2 cm long rat ileac strip was placed in an organ bath with Tyrode's solution and smooth muscle contractility was recorded by connecting it to a force transducer. Various compounds were added to the organ baths, and changes in muscular contractility were measured. PF-W concentration-dependently induced relaxation of rat ileac strips that were contracted both spontaneously and via acetylcholine treatment. Various potassium channel blockers did not inhibit the relaxation by PF-W. No difference in the effect of PF-W was observed between ileac strips treated with low (20 mM) and high concentrations (60 mM) of KCl. PF-W inhibited the contraction of rat ileac strips induced by extracellular calcium. PF-W acts as a potent smooth muscle relaxant, implicating its possible action as a rapid acting reliever for abdominal pains and a cure for intestinal convulsion. Considering that PF-W also exhibits prokinetic activity, its use in various gastrointestinal disorders seems promising.
    Type of Medium: Online Resource
    ISSN: 1934-578X , 1555-9475
    Language: English
    Publisher: SAGE Publications
    Publication Date: 2013
    detail.hit.zdb_id: 2430442-6
    SSG: 15,3
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