Publications by authors named "Stavros N Karamanakos"

Background: Single-incision laparoscopic surgery is a rapidly emerging approach to gallbladder disease.

Methods: From February 2009 to September 2010, 60 patients were subjected to single-incision laparoscopic cholecystectomy. In all the patients, a 12-mm incision was made in the umbilicus and a 2-trocar technique was applied.

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Background: Laparoscopic Roux-en-Y gastric bypass (LRYGB) is currently the gold standard bariatric procedure for the treatment of morbid obesity. Laparoscopic sleeve gastrectomy (LSG) is a relatively innovative procedure which has been increasingly applied lately as a sole bariatric procedure. A randomized trial was conducted in a Greek population to evaluate perioperative safety and 3-years results.

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Objective: To evaluate the rate of complications and the risk factors in relation to the extent of surgery in patients undergoing thyroidectomy in a tertiary university center.

Design: Data were collected retrospectively from 2,043 consecutive patients who underwent thyroid surgery for various thyroid diseases at the University Hospital of Patras, Greece, between January 1996 and December 2007. Recurrent laryngeal nerve palsy (RLNP) and hypoparathyroidism were set as the primary end points, while hematoma and wound infection were set as the secondary endpoints.

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Background: Laparoscopy has been widely accepted among surgeons for the diagnosis and management of acute abdominal conditions. In this study, we aim to evaluate and summarize the experience in laparoscopic procedures, both diagnostic and interventional, for emergency nontraumatic abdominal conditions, in a tertiary academic center.

Methods: From June 2005 to June 2009, a total of 1414 patients were subjected to a variety of emergency procedures at the university hospital of Patras and 540 of these patients were managed laparoscopically (38.

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Introduction: Although a common cause of intestinal obstruction in children, intussusception is a rare event in the adult population living in temperate regions. It has long been known that various acquired immune deficiency syndrome related conditions of the bowel such as lymphoma, lymphoid hyperplasia, cytomegalovirus colitis and Kaposi's sarcoma can lead to intussusception. The diagnosis is particularly difficult in this population of patients due to the non-specific nature of the symptoms as well as the depressed immune response obscuring inflammation or ischemia.

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Aim: To compare the outcome of laparoscopic versus open appendectomy.

Methods: Prospectively collected data from 293 consecutive patients with acute appendicitis were studied. These comprised of 165 patients who underwent conventional appendectomy and 128 patients treated laparoscopically.

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Background: Bariatric surgery is currently the most effective treatment in morbidly obese patients, leading to durable weight loss.

Objective: In this prospective double blind study, we aim to evaluate and compare the effects of laparoscopic Roux-en-Y gastric bypass (LRYGBP) with laparoscopic sleeve gastrectomy (LSG) on body weight, appetite, fasting, and postprandial ghrelin and peptide-YY (PYY) levels.

Methods: After randomization, 16 patients were assigned to LRYGBP and 16 patients to LSG.

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Aim: To review and evaluate our experience in laparoscopic cholecystectomy.

Methods: A retrospective analysis was performed on data collected during a 13-year period (1992-2005) from 1220 patients who underwent laparoscopic cholecystectomy.

Results: Mortality rate was 0%.

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