Robotic transabdominal preperitoneal repair for bilateral obturator hernia: a video vignette.

Obturator hernias (OHs) are a rare cause of bowel obstruction that requires immediate surgical intervention to prevent morbidity and mortality. Patients with OHs present with acute intestinal obstruction secondary to incarceration, with a high morbidity and mortality rate due to delayed diagnosis and treatment. Although several surgical approaches have been reported, a standard approach for OH treatment has not yet been established.

Early outcomes of robotic transabdominal preperitoneal inguinal hernia repair: a retrospective single-institution study in Korea.

Purpose: Robotic hernia repair has increased in popularity since the introduction of da Vinci robots (Intuitive Surgical). However, we lack quantitative analyses of its potential benefits. Herein, we report our initial experience with robotic transabdominal preperitoneal (R-TAPP) inguinal hernia repair.

Pregnancy outcomes after living kidney donation from a nationwide population-based cohort study from Korea.

While most living kidney donors experience good outcomes and high rates of satisfaction, kidney donation can increase the risk of gestational hypertension or preeclampsia. However, pregnancy outcomes in non-white donors are limited. We conducted a nationwide cohort study of 112 living kidney donors and 672 matched healthy non-donors using the Korean National Health Insurance Claims Database.

Antitumor Effect of Low-Dose of Rapamycin in a Transgenic Mouse Model of Liver Cancer.

Purpose: We investigate whether low-dose rapamycin is effective in preventing hepatocellular carcinoma (HCC) growth and treating HCC after tumor development in transgenic mice.

Materials And Methods: We established transgenic mice with HCC induced by activated HrasG12V and p53 suppression. Transgenic mice were randomly assigned to five experimental groups: negative control, positive control, tacrolimus only, rapamycin only, and tacrolimus plus rapamycin.

Reproducibility and Step-By-Step Learning Curve of Retroperitoneal Video-Assisted Mini-Laparotomy Surgery for Living Donor Nephrectomy: A Single-Center Experience.

Objectives: Living donor transplant techniques must ensure donor safety and minimize complications. To achieve this goal, in 2003, we developed a new surgical procedure named video-assisted mini-laparotomy surgery for living donor nephrectomy. Video-assisted mini-laparotomy surgery standardizes the retroperitoneal mini-laparotomy technique as an alternative to open surgery.

Prevention and management of intraoperative complication during single incision laparoscopic totally extraperitoneal repair.

Serious complications related to hernia surgeries have rarely been reported. One meta-analysis comparing laparoscopic and open mesh repair reported that 0.4% of potentially serious operative complications were reported.

De Novo Cancer Incidence after Kidney Transplantation in South Korea from 2002 to 2017.

Advances in patient care and immunosuppressive drugs have improved graft survival, resulting in an increase in kidney transplantation (KT); however, persistent immunosuppression is thought to cause late occurrence of cancer. This population-based study consisted of a total of 14,842 patients whose data from the years 2002 to 2017 were collected from the National Health Information Database in South Korea. Malignancies occurred in 7.

Prediction of the risk of developing hepatocellular carcinoma in health screening examinees: a Korean cohort study.

Background: Almost all Koreans are covered by mandatory national health insurance and are required to undergo health screening at least once every 2 years. We aimed to develop a machine learning model to predict the risk of developing hepatocellular carcinoma (HCC) based on the screening results and insurance claim data.

Methods: The National Health Insurance Service-National Health Screening database was used for this study (NHIS-2020-2-146).

The impact of prophylactic ureteral stenting during kidney transplantation on postoperative surgical outcomes.

Background: The aim of this study was to evaluate the safety and feasibility of prophylactic ureteric stenting during kidney transplantation (KT).

Methods: The authors retrospectively reviewed patients who underwent KT between June 2016 and June 2019. The prophylactic ureteral stenting group (double-J [DJ]) and no-stent group (no-DJ) were compared with respect to the clinical data and surgical outcomes.

Outcomes of kidney transplantation over a 16-year period in Korea: An analysis of the National Health Information Database.

Background: This study investigated the outcomes of kidney transplantation (KT) over a 16-year period in Korea and identified risk factors for graft failure using a nationwide population-based cohort.

Methods: We investigated the Korean National Health Insurance Service-National Health Information Database. Health insurance claims for patients who underwent KT between 2002 and 2017 were analyzed.

Outcomes of open versus single-incision laparoscopic totally extraperitoneal inguinal hernia repair using propensity score matching: A single institution experience.

Purpose: The aim of the current study was to compare the outcomes between open and single-incision laparoscopic totally extraperitoneal (SILTEP) inguinal hernia repair.

Methods: To compare the outcomes between the open and SILTEP groups, we performed propensity score matching to adjust for significant differences in patient characteristics. The outcomes were compared between the matched groups.

Irrigation Versus Suction Alone During Laparoscopic Appendectomy for Uncomplicated Acute Appendicitis.

Purpose: To compare the surgical outcomes of peritoneal irrigation versus suction alone during laparoscopic appendectomy and to identify the risk factors of surgical site infection in patients with uncomplicated acute appendicitis.

Methods: Data from patients with uncomplicated acute appendicitis between January 2014 and March 2016 were reviewed. We compared the irrigation and suction alone groups with regard to the following parameters: postoperative complication incidence rate, length of hospital stay, operation time, time to flatus, time to diet commencement, and duration of postoperative antibiotic.

Yearly Trends of Chronic Kidney Disease III Progressions in Living Kidney Donors.

Purpose: We aim to see the rate of progression to chronic kidney disease stage III after living donor nephrectomy in a single institution annually.

Methods: Between May 2006 and July 2017, a total of 753 living kidney donors who were followed up more than 6 months were enrolled in the study. We divided normal function vs chronic kidney disease III at 6 months postoperatively.

Staged partial hepatectomy versus transarterial chemoembolization for the treatment of spontaneous hepatocellular carcinoma rupture: a multicenter analysis in Korea.

Purpose: The aim of this study was to identify the prognostic factors and compare the long-term outcomes of staged hepatectomy and transarterial chemoembolization (TACE) for patients with spontaneous rupture of hepatocellular carcinoma (HCC).

Methods: This study is a multicenter, retrospective analysis of patients with newly diagnosed ruptured HCC. To compare overall survival between staged hepatectomy group and TACE alone group, we performed propensity score-matching to adjust for significant differences in patient characteristics.

Covered Self-expandable Metallic Stent Insertion as a Rescue Procedure for Postoperative Leakage after Primary Repair of Perforated Duodenal Ulcer.

Surgery has been the standard treatment for perforated duodenal ulcers, with mostly good results. However, the resolution of postoperative leakage after primary repair of perforated duodenal ulcer remains challenging. There are several choices for re-operation required in persistent leakage from perforated duodenal ulcers.

Feasibility of single-incision laparoscopic appendectomy in a small hospital.

Purpose: This study aimed to compare clinical outcomes for single-incision laparoscopic appendectomy (SILA) and conventional laparoscopic appendectomy (CLA) for the treatment of acute appendicitis and to assess the feasibility of performing SILA in a small hospital with limited surgical instruments and staff experience.

Methods: Retrospective record review identified 133 patients who underwent laparoscopic appendectomy from December 2013 to April 2015. Patients were categorized according to the type of appendectomy performed (SILA or CLA).

Ventral segment-preserving right hepatectomy in patients with hepatocellular carcinoma.

Background: Transection along the anterior fissure was proposed as a mechanism by which to open the third door of the liver. In this study, we investigated surgical outcomes of a ventral segment-preserving right hepatectomy (VSPRH) compared with those of conventional right hepatectomy in patients with hepatocellular carcinoma (HCC).

Methods: Between January 2007 and December 2010, 595 primary HCC patients underwent liver resection at the authors' institution.

Surgical resection after down-staging of locally advanced hepatocellular carcinoma by localized concurrent chemoradiotherapy.

Background: This study evaluated the down-staging efficacy and impact on resectability of concurrent chemoradiotherapy (CCRT) followed by hepatic arterial infusion chemotherapy (HAIC) in locally advanced hepatocellular carcinoma, and identified prognostic factors of disease-free survival (DFS) and overall survival (OS) after curative resection.

Methods: DFS and OS were investigated using clinicopathologic variables. Functional residual liver volume (FRLV) was assessed before CCRT and again before surgery in patients with major hepatectomy.

The clinical behavior of transplantable recurrent hepatocellular carcinoma after curative resection: implications for salvage liver transplantation.

Background: This study aimed to classify transplantable recurrent hepatocellular carcinoma (HCC) after resection into subgroups according to the pattern of progression and to identify risk factors for each subgroup to select optimal candidates for salvage liver transplantation (LT).

Methods: The patients that met the Milan criteria (MC) and were child-pugh class A at initial hepatectomy were included in the study. Of these patients, the patients with transplantable recurrence were identified and further divided into two groups according to the recurrent HCC progression pattern.

Impact of spontaneous hepatocellular carcinoma rupture on recurrence pattern and long-term surgical outcomes after partial hepatectomy.

Background: The clinical significance of spontaneous hepatocellular carcinoma (HCC) rupture association with recurrence pattern and long-term surgical outcomes remains under debate. We investigated the impact of spontaneous HCC rupture on recurrence pattern and long-term surgical outcomes after partial hepatectomy.

Methods: From 2000 to 2012, 119 patients with diagnosed ruptured HCC were reviewed.

Early feeding is feasible after emergency gastrointestinal surgery.

Purpose: This study was undertaken to assess the feasibility of early feeding in patients that have undergone emergency gastrointestinal (GI) surgery.

Materials And Methods: The authors retrospectively reviewed 84 patients that underwent emergency bowel resection and/or anastomosis from March 2008 to December 2011. Patients with severe shock, intestinal ischemia, sustained bowel perforation, or short bowel syndrome were excluded.

Impact of pretransplant rituximab induction on highly sensitized kidney recipients: comparison with non-rituximab group.

Purpose: Highly sensitized patients with a high level of panel reactive antibody (PRA) experience more episodes of antibody-mediated rejection (AMR) and poorer graft survival than non-sensitized patients. Rituximab is a well-known monoclonal anti-CD20 antibody that causes the depletion of B lymphocytes. The aim of this study was to compare a rituximab-administered and a non-administered group of highly sensitized recipients.