Publications by authors named "Syuji Kagota"

Background: Surgical resection for patients with hepatic and extrahepatic colorectal metastases remains controversial. This study aimed to determine the efficacy of curative resection of distant extrahepatic metastatic lesions in patients with colorectal liver metastases (CRLM).

Methods: From 2007 to 2019, 377 patients with CRLM were treated; of these, 323 patients underwent hepatectomy, and 54 patients with extrahepatic metastases (EHM) had received only chemotherapy.

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Introduction: Reduced port surgery (RPS) has been garnering interest as a novel minimally invasive surgery lately.

Aim: The authors examined the relationship between the number of ports and surgical outcomes after laparoscopic hepatectomy (LH).

Materials And Methods: Between January 2012 and April 2019, 209 patients who underwent laparoscopic partial resection and lateral sectionectomy were retrospectively analyzed with respect to operative variables and surgical outcomes.

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Background: Hepatectomy is currently recommended as the most reliable treatment for colorectal liver metastases. However, the association between the choice of treatment for recurrence and the timing of recurrence remains controversial.

Methods: Two-hundred ninety-five patients who underwent hepatectomy were retrospectively analyzed for the risk factors and the outcomes for early recurrence within 6 months.

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Background: Laparoscopic hepatic resection has been developed as a minimally invasive surgery; however, laparoscopic repeat minor hepatic resection (LRH) carries a higher risk of damage to other organs because of postoperative changes to and losses of anatomical landmarks. The current standard approach at many facilities has been to perform open repeat minor hepatic resection (ORH). This paper describes the surgical outcomes, procedure safety, and utility of ORH versus LRH, as well as the laparoscopic techniques used in LRH.

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Introduction: The gravest problem facing medicine is caring for an aging society and the comorbidities that develop with age, including an increasing prevalence of cardiac disease. Unrecognized or untreated cardiac disease increases the risk of complications in patients undergoing laparoscopic liver resection (LLR). We herein describe the preoperative status, perioperative outcomes, and postoperative courses of patients with or without cardiac disease who undergo LLR.

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Aim Of The Study: Despite recent technical progress and advances in the perioperative management of liver surgery, postoperative surgical site infection (SSI) is still one of the most common complications that extends hospital stays and increases medical expenses following hepatic surgery.

Material And Methods: From 2001 to 2017 a total of 1180 patients who underwent hepatic resection for liver tumours were retrospectively analysed with respect to the predictive factor of superficial incisional SSI, using a propensity score matching by procedure (subcuticular or mattress suture).

Results: The incidence of superficial and deep incisional SSIs was found to be 7.

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Background: Post-hepatectomy liver regeneration is of great interest to liver surgeons, and understanding the process of regeneration could contribute to increasing the safety of hepatectomies and improving prognoses.

Methods: Five hundred thirty-eight patients who underwent hepatectomy were retrospectively analyzed. Postoperative outcomes were evaluated, with a focus on the effects of portal vein resection and resected liver volume on remnant liver regeneration in patients with liver tumors.

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Purpose: Neoadjuvant chemotherapy (NAC) for resectable liver metastasis from colorectal cancer (CRLM) is used widely, but its efficacy lacks clear evidence. This study aimed to clarify its worth and develop appropriate treatment strategies for CRLM.

Methods: We analyzed, retrospectively, the clinicopathological factors and outcomes of 137 patients treated for resectable CRLM between 2006 and 2015, with upfront surgery (NAC group; n = 117) or initial NAC treatment (NAC group; n = 20).

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Background: Postoperative chemotherapy for treating colorectal liver metastasis (CLM) has been introduced with the aim of improving therapeutic outcomes. However, there is no consensus on the utility of multidisciplinary treatments with postoperative chemotherapy. Therefore, we evaluated surgical outcomes in patients with CLMs who underwent hepatectomy, while focusing on the effects of post-hepatectomy chemotherapy on remnant liver regeneration.

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Background: The feasibility of the use of the enhanced recovery after surgery (ERAS) protocol in patients with gastric cancer remains unclear.

Methods: This study was a single-center, prospective randomized trial involving patients with gastric cancer undergoing curative gastrectomy. The primary end point was the length of postoperative hospital stay.

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