Comparison of D2 vs D3 lymph node dissection for RIght COloN cancer (RICON): study protocol for an international multicenter open-label randomized controlled trial.

Background: Colon cancer is a global health concern, ranking fifth in both new diagnoses and deaths among tumors worldwide. Surgical intervention remains the primary treatment for localized cases, with a historical evolution marked by a focus on short-term outcomes. While Japan pioneered radical tumor removal with a systematic categorization of lymph nodes (D1, D2, D3), the dissemination of Japanese practices to the West was delayed until 90th of last century.

[Surgical treatment of hiatal hernia complicated by short esophagus: a prospective study].

Objective: To analyze immediate and long-term postoperative results in patients with hiatal hernia complicated by short esophagus.

Material And Methods: We prospectively analyzed postoperative outcomes in 113 patients with hiatal hernia who underwent surgery between 2013 and 2021. The main group consisted of 54 patients with length of intra-abdominal segment of esophagus <4 cm who underwent Collis procedure or esophagus >4 cm and indications for Nissen fundoplication cuff.

[Collis gastroplasty in surgical treatment of hiatal hernia].

Objective: To analyze the early and long-term postoperative outcomes after Collis gastroplasty in the treatment of patients with hiatal hernia complicated by gastroesophageal reflux disease and shortening of the esophagus.

Material And Methods: Postoperative outcomes after Collis gastroplasty were analyzed in 22 patients with hiatal hernia and shortening of the esophagus. The control group consisted of 166 patients after simple repair of hiatal hernia without Collis procedure.

[Combined operative interventions for locally-spread diseases of large bowel].

In the clinic of general surgery, based on The Rural coloproctological centre, in 2012-2013 yrs 469 patients were operated for various diseases of large bowel. There were analyzed the results of treatment in 51 (10.8%) patients, to whom the combined operative interventions (COI) were conducted.

[Laparoscopic and NOTES endovideosurgical interventions for colonic diseases].

Peculiarities of learning period and results of endovideosurgical interventions in colonic diseases were analyzed. In 72 patients laparoscopic technology was applied, in 5-transanal endomicrosurgical (TEM) rectal resection for various colonic diseases, including 67 (87%)--for colorectal cancer. Complications have had occur in 9 (11.