Ann Surg Oncol19 Sep 2025
Mucinous appendix cancer (MAC) recurrence varies significantly by histology and critical postoperative periods. In a study of 385 patients, relapse risk was highest shortly after cytoreductive surgery and hyperthermic intraperitoneal chemotherapy: 1.0, 2.6, and 3.8 per 10 person-years for low-grade, high-grade, and signet-ring cell cancers,…
Ann Gastroenterol Surg19 Sep 2025
Robot-assisted rectal cancer surgery significantly reduces complications and hospital stays while achieving superior 5-year overall survival (95%) and relapse-free survival (93%). In a cohort of 28,711 patients, robot-assisted procedures demonstrated the highest success rates compared to laparoscopic and open surgeries. Although short-term advantages are evident,…
Ann Gastroenterol Surg19 Sep 2025
Analysis of over 109,000 low anterior resections reveals a significant reduction in major complications after the COVID-19 pandemic, with anastomotic leakage rates dropping from 9.8% to 7.1%. The use of robotic surgery surged from 16.8% to 41.2% of procedures, highlighting a shift in surgical practice.…
Surg Endosc18 Sep 2025
A novel predictive scoring system for robot-assisted low anterior resection reveals eight preoperative risk factors linked to prolonged pelvic operation time. Analyzing data from 343 patients, factors such as male sex, high BMI, and tumor proximity to the anal verge emerged as critical indicators. This…
Ann Gastroenterol Surg18 Sep 2025
Analyzing data from over 33,000 patients, lymph node dissection demonstrates varying therapeutic value based on tumor location in non-metastatic colon cancer. The therapeutic value index (TVI) was highest for cecal and transverse cancers at specific nodal stations, indicating a need for tailored surgical strategies. Notably,…
Ann Coloproctol15 Sep 2025
Intracorporeal ileocolic anastomosis (ICA) significantly reduces incisional hernia rates in laparoscopic right hemicolectomy compared to extracorporeal anastomosis (ECA). Despite a longer mean operative time (190 vs. 170 minutes), the 24-month hernia incidence plummeted to 1.2% with ICA versus 14.7% with ECA. Patients also benefited from…
World J Surg14 Sep 2025
In a cohort of 836 rectal cancer patients, 24.8% developed parastomal hernias (PSH) within 85 months following abdominoperineal resection. Key risk factors included female sex, age over 60, and a BMI of 24 or higher. The study also introduces a nomogram for predicting PSH risk,…
Intestine and Lower Gastrointestinal Tract14 Sep 2025
Patients undergoing robotic natural orifice transluminal extraction colectomy (r-notec) and robotic no-incision colectomy (r-nic) experienced significantly shorter hospital stays compared to traditional robotic colectomy. The r-notec/r-nic group averaged just 2.0 days in the hospital versus 3.4 days for conventional patients. Both methods maintained comparable safety…
Intestine and Lower Gastrointestinal Tract11 Sep 2025
Neoadjuvant chemotherapy without radiation significantly reduces anastomotic leaks, diverting ostomy use, and ostomy non-reversal in locally advanced rectal cancer patients. In a meta-analysis of four randomized controlled trials, chemotherapy was found equivalent or non-inferior to chemoradiation for oncologic outcomes. However, critical surgical outcomes remain inadequately…
Eur J Surg Oncol11 Sep 2025
Patients adhering to an enhanced recovery pathway (ERP) during colorectal cancer surgery saw a 31% reduction in overall mortality compared to those with low adherence. In a study involving 2,865 patients, those in the highest adherence quartile (≥80.8%) experienced a significant drop in death risk,…