Publications by authors named "Yun-qiang Cai"

The challenge for surgical management of a pancreatic pseudocyst during esophagectomy is not only to preserve the gastric wall, but also to avoid forming a pancreatic fistula. We report a case of a 54-year-old man with an esophageal squamous cell carcinoma who had a synchronous pancreatic pseudocyst. Roux-en-Y cystojejunostomy was performed during a McKeown esophagectomy to enable drainage of the pancreatic pseudocyst through the jejunum.

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Objective: To explore the individualized surgical strategies and surgical methods which can greatly improve the efficacy and safety of laparoscopic pancreaticoduodenectomy in difficult and complicated situations, such as pancreatic head malignant tumors invade the major vascular and chronic pancreatitis with severe abdominal adhesions.

Methods: Case 1:A 65-year-old man with jaundice was diagnosed preoperatively with a pancreatic acinus process with superior mesenteric vein (SMV) invasion. In order to ensure R0 resection, the patient underwent laparoscopic pancreaticoduodenectomy combined with SMV resection and reconstruction, taking the way of the superior mesenteric artery (SMA)-first approach.

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Objective: To optimize operative procedure on intraoperative exploration, resection and reconstruction in total laparoscopic pancreaticoduodenectomy (LPD).

Methods: The clinical data of patients who underwent total LPD in West China Hospital (and Shangjin Hospital) of Sichuan University from Dec. 2015 to Dec.

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Objective: To present our institutional experience in laparoscopic spleen-preserving distal pancreatectomy (Lap-SPDP) using Kimura technique with or without early occlusion of the root of the splenic artery. In addition, to explore the safety and feasibility of this occlusion technique, especially its advantages in intraoperative hemorrhage control and spleen preservation.

Methods: From February 2011 to May 2019, 54 consecutive patients who were diagnosed as benign or low-grade malignant space-occupying lesions at the body and the tail of pancreas underwent Lap-SPDP using Kimura technique in our institution.

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Objective: To evaluate the clinical predictive ability of POSSUM and P-POSSUM scoring system in laparoscopic pancreatoduodenectomy (LPD).

Methods: There were 132 consecutive LPD performed in West China Hospital of Sichuan University from February 2014 to July 2017. The clinical data were retrospective collected, including 12 preoperative physiological variables, 6 operative severity variables, and complications and mortality The postoperative expected mortality and morbidity were calculated by POSSUM and P-POSSUM score, and compared with measured morbidity and mortality.

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Annular pancreas is in adults is a rare congenital anomaly which incidence varied from 0.005% to 0.015%.

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Background: Laparoscopic pancreaticoduodenectomy (LPD), a surgical option for nonpancreatic periampullary adenocarcinoma (NPPA), is a complex procedure that has become increasing popular. However, there is no consensus as to whether this technique should be performed routinely. Our aim was to evaluate the outcomes of LPD compared with open pancreaticoduodenectomy (OPD).

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Aim: To establish the safety and feasibility of laparoscopic splenectomy (LS) for littoral cell angioma (LCA).

Methods: From September 2003 to November 2013, 27 patients were diagnosed with LCA in our institution. These patients were divided into two groups based on operative procedure: LS (13 cases, Group 1) and open splenectomy (14 cases, Group 2).

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Aim: To gain a better understanding of biliary tract intraductal papillary mucinous neoplasm (BT-IPMN).

Methods: From January 2000 to December 2013, 19 cases of BT-IPMN were retrospectively identified from a total of 343 biliary tract tumors resected in our single institution. Demographic characteristics, clinical data, pathology, surgical strategies, and long-term follow-up were analyzed.

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Context: Undifferentiated (spindle cell) carcinomas of the pancreas are rare anaplastic variants of pancreatic ductal adenocarcinoma with a frequency of 2% of pancreatic exocrine tumors. Their clinicopathological features are limited and obtained by few previously case reports. We report a case of undifferentiated pancreatic carcinoma with a rare focal osteochondroid differentiation.

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Splenic rupture is a common consequence of blunt abdominal trauma. Emergency splenectomy is indicated when conservative management is not effective. With better understanding of the immunologic function of the spleen, surgeons have begun to perform the splenic-preserving surgery.

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Aim: To investigate the clinical characteristics, surgical strategies and prognosis of solid pseudopapillary tumors (SPTs) of the pancreas in male patients.

Methods: From July 2003 to March 2013, 116 patients were diagnosed with SPT of the pancreas in our institution. Of these patients, 16 were male.

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Background: Laparoscopic splenectomy (LS) for massive splenomegaly is more technically challenging than for a normal-sized spleen. The purpose of this study was to determine the effect of operative experience on perioperative outcomes of LS for massive splenomegaly.

Methods: Between January 2008 and December 2010, 36 consecutive patients who were diagnosed with massive splenomegaly underwent LS in our department.

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Background: Laparoscopic splenectomy has become the standard procedure for the normal to moderately enlarged spleens. We performed this study to investigate the safety, feasibility, and effectiveness of laparoscopic splenectomy for hypersplenism secondary to liver cirrhosis.

Methods: We performed a retrospective chart review of 24 cases of laparoscopic splenectomy (group 1), 24 cases of open splenectomy (group 2) for hypersplenism secondary to liver cirrhosis, and 68 cases of laparoscopic splenectomy for immune thrombocytopenic purpura (group 3).

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