Publications by authors named "Dingwei Xu"

Leiomyomas can occur in various organs and tissues throughout the body, but reports of their occurrence in the hepatorenal space are rare. The video presents a comprehensive breakdown of the diagnostic procedures and surgical resection procedures. Emphasizing the key strategies for easy misdiagnosis.

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Background: Indocyanine green (ICG) fluorescence imaging technology is increasingly widely used in laparoscopic hepatectomy. However, previous studies have produced conflicting results regarding whether it is truly superior to traditional laparoscopic hepatectomy. This study investigated the clinical effect of laparoscopic hepatectomy for hepatocellular carcinoma (HCC) using ICG imaging technology.

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Background: A history of abdominal surgery is considered a contraindication for laparoscopic procedures. However, the advancements in laparoscopic instruments and techniques have facilitated the performance of increasingly intricate operations, even in patients with prior abdominal surgeries. ICG fluorescence imaging technology offers advantages in terms of convenient operation and clearer intraoperative bile duct imaging, as confirmed by numerous international clinical studies on its feasibility and safety.

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Objective: The aim is to assess and contrast the effectiveness and safety of employing robotic surgery versus traditional open surgery in managing cases of hilar cholangiocarcinoma.

Methods: Computer searches were conducted in PubMed, Embase, Cochrane Library, Web of Science, China National Knowledge Infrastructure (CNKI), and Wanfang Database to identify case-control studies comparing robotic surgery with traditional open surgery in the treatment of hilar cholangiocarcinoma from inception until July 2023. References from retrieved articles were reviewed to broaden the search.

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Background: The caudate lobe (S1) of the liver, due to its deep central position, presents a formidable challenge for laparoscopic resection. Historical skepticism about laparoscopic approaches has been overshadowed by advancements in technology and technique, with recent studies showing comparable outcomes to open surgery.

Methods: This paper introduces the "Easy First" technique and the Sextet strategies for laparoscopic hepatic caudate lobectomy.

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Background: The management of Bismuth-Corlette type IV hilar cholangiocarcinoma typically necessitates extensive hepatectomy, resection of the extrahepatic bile ducts, regional lymph node dissection, and reconstruction of the biliary tract; however, there is a high incidence of postoperative liver dysfunction and failure.

Methods: A 64-year-old male patient was admitted to our department after 1 month of escalating jaundice and abdominal discomfort. Upon admission, his total bilirubin was 334 μmol/L and his direct bilirubin was 221 μmol/L.

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Technique: Hepatocellular adenoma (HCA) is a benign monoclonal tumour that originates from mature hepatocytes.Liver resection is recommended in case of overt malignant transformation to hepatocellular carcinoma.However, hepatobiliary surgeries are technically challenging in patients with giant HCA (GHCA) owing to the risk of catastrophic intraoperative bleeding and difficulty with its control during laparoscopic treatment.

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Background: Surgical resection remains the sole approach to achieving long-term survival in cholangiocarcinoma cases. The universally recognised standard procedures for such cases include pancreaticoduodenectomy (PD) or hemihepatectomy accompanied by bile duct reconstruction. Nevertheless, some patients may still attain curative intent through bile duct segmental resection (BDR).

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Background/aim: Laparoscopic hepatectomy has become a common management strategy for liver tumors owing to its less invasive nature and enhanced visual perspective. Yet, its use in the caudate lobe poses challenges. This study evaluates the experiences of patients who underwent laparoscopic hepatectomy for hepatic tumors in the caudate lobe and aims to propose strategies for performing such procedures.

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Background: Although disc large associated protein family (DLGAP5) has been reported to be involved in a variety of tumor pathologic processes, its expression and mechanism in gallbladder cancer (GBC) are still uncertain. Macrophages were divided into M1 and M2 macrophages. TAM is more closely defined as M2 polarized macrophages, which plays a key role in cancer progression.

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Many liver surgeons have updated their understanding of the liver in recent years because of detailed studies on the liver anatomy and the rapid advances in laparoscopic liver surgery. Despite newer approaches, concepts and methods, research on the caudate lobe continues to be based on case reports and several persistent challenges concerning caudate lobe surgery that are worth discussing. Based on the literature and the author's experience, this study considers and addresses the challenges associated with caudate lobectomy encountered by most liver surgeons.

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