Publications by authors named "Charalampos Lampropoulos"

Article Synopsis
  • * Initial tests suggested xanthogranulomatous cholecystitis, but further surgery revealed gallbladder cancer, followed by the discovery of colon cancer through additional imaging and procedures.
  • * The case emphasizes the need for thorough assessments in patients with potential multiple primary malignancies and highlights the importance of advanced diagnostic techniques and unified management guidelines to improve treatment outcomes.
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Article Synopsis
  • - Post-bariatric hypoglycemia (PBH) is a complication that may develop after metabolic bariatric surgery, specifically in patients with type 2 diabetes and a body mass index of 40 kg/m or higher.
  • - A study of 24 patients revealed that 5 showed significant symptoms of PBH after 12 months, with one diagnosed at 6 months based on glucose levels measured after eating.
  • - Findings suggest that insulin levels 30 minutes post-meal and at 6 months may be strong predictors for PBH occurrence, although further research with more participants is needed to confirm these results.
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Surgeons have grappled with the treatment of recurrent and T4b locally advanced rectal cancer (LARC) for many years. Their main objectives are to increase the overall survival and quality of life of the patients and to mitigate postoperative complications. Currently, pelvic exenteration (PE) with or without neoadjuvant treatment is a curative treatment when negative resection margins are achieved.

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Background: Glycemic control, after metabolic surgery, is achieved in two stages, initially with neuroendocrine alterations and in the long-term with sustainable weight loss. The resection of the gastric fundus, as the major site of ghrelin production, is probably related with optimized glucose regulation. The aim of the present study is to investigate whether the modification of laparoscopic Roux-en-Y gastric bypass (LRYGBP) with fundus resection offers superior glycemic control, compared to typical LRYGBP.

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Sleeve gastrectomy (SG) has gained ever-increasing popularity among laparoscopic surgeons involved in bariatric surgery. This single-institution, retrospective cohort study aims to evaluate the prevalence of postoperative staple line leakage (PSLL) after LSG and identify risk factors for its development. We included patient data that underwent LSG at our institution for a span of 17 years-starting in January 2005 and ending in December 2022.

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Background: Paraduodenal hernias (PDHs) are the most common congenital internal hernias. Herein, we present a successful laparoscopic repair of a left PDH and we review the minimally invasive techniques that have been used to treat PDHs.

Materials And Methods: An 18-year-old female patient with multiple visits to the emergency department for abdominal pain was ultimately diagnosed with a left PDH.

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Purpose: Ghrelin, one of the most studied gut hormones, is mainly produced by the gastric fundus. Abundant evidence exists from preclinical and clinical studies underlining its contribution to glucose regulation. In the following narrative review, the role of the gastric fundus in glucose regulation is summarized and we investigate whether its resection enhances glycemic control.

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Primary aortoenteric fistula (PAEF) is a rare entity that demands high clinical suspicion and efficient management in a limited time. The evolution of interventional radiology established endovascular repair (EVAR) as an attractive option. The English literature was searched using the PubMed database with the terms "primary aortoenteric fistula", "primary aortoduodenal fistula" or "aortoduodenal fistula", and "endovascular repair" in different combinations.

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Article Synopsis
  • Sleeve gastrectomy (SG) is the most popular bariatric surgery globally, and this study assesses its long-term effectiveness as a standalone option.
  • Researchers analyzed data from 104 patients who underwent SG from 2005 to 2009, focusing on weight loss and changes in related health conditions over an average of 13.4 years.
  • Results show significant long-term weight loss in many patients, with 67.3% achieving over 50% excess weight loss; however, there are concerns about weight regain and the emergence of gastroesophageal reflux disease (GERD) in some patients.
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Introduction: Weight loss after bariatric surgery is attributed, at least in part, to the altered gastrointestinal (GI) hormone secretion, which is thought to be responsible for a number of beneficial metabolic effects.

Material And Methods: We conducted a cross-sectional study. Twelve patients who underwent laparoscopic sleeve gastrectomy (SG) and 20 patients who underwent a variant of biliopancreatic diversion with Roux-en-Y gastric bypass and long limbs (BPD/RYGB-LL) were evaluated ≥ 7 years postoperatively.

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Introduction: Sleeve gastrectomy (SG) is associated with short-term nutritional deficiencies postoperatively. This study evaluates the long-term percentage of excess weight loss (% EWL), and nutritional deficiencies in a single-centre cohort undergoing SG as a primary procedure, with a 6-year follow-up.

Material And Methods: From January 2005 to December 2010 the records of 209 patients who underwent laparoscopic SG were retrieved from a computer database for analysis.

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Introduction: Percutaneous cholecystostomy (PC) represents a management option to control sepsis in patients with acute cholecystitis, who are unable to tolerate surgery.

Aim: This review aimed to evaluate the outcomes of elderly patients treated with PC and compare it with emergent cholecystectomy.

Material And Methods: An electronic search of the Embase, Medline Web of Science, and Cochrane databases was performed.

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Background: Laparoscopic cholecystectomy (LC) has been associated with an increase in the incidence of biliary and vascular injuries. Pseudoaneurysms (PAs) following LC are rare life-threatening events with limited available experience regarding diagnosis and treatment.

Materials And Methods: An extensive review of literature during a 26-year period (1994-2020) using MEDLINE database and Google Scholar academic search engine revealed 134 patients with at least one symptomatic PA following LC.

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Ghrelin, glucagon-like peptide-1 (GLP-1), and peptide YY (PYY) are involved in energy balance regulation and glucose homeostasis. Obesity is characterized by lower fasting levels and blunted postprandial responses of ghrelin, GLP-1, and possibly PYY. Both Roux-en-Y gastric bypass (RYGB) and sleeve gastrectomy (SG) have been shown to increase postprandial GLP-1 and PYY levels.

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Aggressive angiomyxoma is a rare mesenchymal tumor occurring usually in women of reproductive age in pelvic-perineum region. These myofibroblastic tumors rarely affect men and non-pelvic-perineum anatomical sites. There are few literature references for aggressive angiomyxoma in men.

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