Publications by authors named "Sonia Fernandez Ananin"

Introduction: Splenectomy has been used as a diagnostic and therapeutic tool in the management of hematological diseases for many years. However, the emergence of new medical therapies has modified guidelines for many hematological diseases for which splenectomy was previously considered. We aimed to evaluate the evidence of a decrease in the hematological indications for splenectomy and the reasons and justifications for this change.

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The aim of this study was to evaluate different preoperative immune, inflammatory, and nutritional scores and their best cut-off values as predictors of poorer overall survival (OS) and disease-free survival (DFS) in patients who underwent curative gastric cancer resection. This was a retrospective observational multicentre study based on data of the Spanish EURECCA Esophagogastric Cancer Registry. Time-dependent Youden index and log-rank test were used to obtain the best cut-offs of 18 preoperative biomarkers for OS and DFS.

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Background: Obesity-related comorbidities may relapse in patients with weight regain after bariatric surgery. However, HDL cholesterol (HDLc) levels increase after surgery and seem to remain stable despite a gradual increase in BMI. The aim of this study is to analyze the effects of weight regain after bariatric surgery on HDL cholesterol.

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Gastric cancer remains a significant global health challenge with varied survival rates, emphasizing the need for research into effective surgical treatments. In this retrospective study, we compared the 72-month overall and disease-free survival between laparoscopic gastrectomy (LG) and laparoscopic-assisted gastrectomy (AG) in a cohort of 139 patients treated for gastric cancer. The analysis revealed that patients undergoing LG exhibited a significantly higher overall survival rate at 72 months compared to those undergoing AG.

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The evolution of laparoscopic surgery in gastric cancer has advanced significantly, with benefits over open surgery initially demonstrated in early gastric cancer and later in advanced stages. This study aims to evaluate postoperative complications, surgical outcomes, and anastomosis safety by comparing laparoscopic gastrectomy and laparoscopic-assisted gastrectomy. This retrospective, observational, analytical study included patients diagnosed with gastric cancer who underwent laparoscopic gastrectomy at a university hospital from January 2006 to February 2018.

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Sleeve gastrectomy is a safe and effective bariatric surgery in terms of weight loss and longterm improvement or resolution of comorbidities. However, its achilles heel is the possible association with the development with the novo and/or worsening of pre-existing gastroesophageal reflux disease. The anatomical and mechanical changes that this technique induces in the esophagogastric junction, support or contradict this hypothesis.

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(1) Background: Obesity is associated with hypogonadism, sexual dysfunction, and impaired fertility in men. However, its effects on semen parameters or sexual function remain debatable. (2) Methods: This paper involves a longitudinal study in men submitted for obesity surgery at a university tertiary hospital.

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Objective: To develop and validate a risk prediction model of 90-day mortality (90DM) using machine learning in a large multicenter cohort of patients undergoing gastric cancer resection with curative intent.

Background: The 90DM rate after gastrectomy for cancer is a quality of care indicator in surgical oncology. There is a lack of well-validated instruments for personalized prognosis of gastric cancer.

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Background: Bariatric surgery in the older population has been the subject of ongoing debate but several studies have recently demonstrated its short-term advantages in this age group. It is not yet clear, however, whether these benefits are long-lasting.

Methods: We retrospectively analyzed patients with morbid obesity who underwent laparoscopy sleeve gastrectomy (LSG).

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Objectives: To review the evidence regarding the outcomes of laparoscopic techniques in cases of splenomegaly.

Background: Endoscopic approaches such as laparoscopic, hand-assisted laparoscopic, and robotic surgery are commonly used for splenectomy, but the advantages in cases of splenomegaly are controversial.

Review Methods: We conducted a systematic review using PRISMA guidelines.

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Background: To evaluate the effectiveness and safety of bariatric surgery in metabolically healthy obese (MHO) patients.

Methods: In this retrospective, observational study, we reviewed the medical records of patients who underwent bariatric surgery at a tertiary care hospital between January 2007 and March 2015. Patients who underwent revisional surgery and patients with type 1 diabetes were excluded from the analysis.

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It has been suggested that endoprostheses are an effective treatment for fistulae after sleeve gastrectomy, but the results published are very variable. To analyze the effectiveness of stents as treatment of leakage after sleeve gastrectomy, the Spanish Society of Obesity Surgery (SECO) and the Obesity Division of the Spanish Association of Surgeons (AEC) set up a National Registry to record treatments of leaks after sleeve gastrectomy. We have analyzed patients with leaks after sleeve gastrectomy and treated with endoprostheses: 19 medical centers reported the use of endoprostheses, where 51 endoprostheses were used in 42 patients (34 women/8 men, mean age: 43.

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