Publications by authors named "Roberto Sanchez-Medina"

Introduction: The prevalence of diabetes mellitus (DM) has increased in low- and middle-income countries and in marginal areas of developed countries In Spain, it grew by 3.42% from 1993 to 2020. In the Canary Islands, the increase was even greater.

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Objective: Analyze the learning curve of medical students when they are trained with a laparoscopic box trainer and are presented with different modes of real-time feedback on their performance in the laparoscopic suturing procedure.

Design: A prospective randomized controlled trial (RTC) was performed. Three groups were proposed: control, visual, and haptic.

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Background: This study evaluated the adverse events of COVID-19 isolation or quarantine in patients with nosocomial SARS-CoV-2 infection admitted to the Hospital Universitario Insular de Gran Canaria.

Methods: This is a retrospective cohort study with 30-day follow-up of 126 patients diagnosed with nosocomial COVID-19 through polymerase chain reaction test, between May 1 and June 30, 2022, in a 500-bed university hospital in the island of Gran Canaria.

Results: Between May 1 and July 30, 2022, a total of 2250 patients were admitted to the Hospital Universitario Insular de Gran Canaria; 126 of them were diagnosed with nosocomial COVID-19 through a polymerase chain reaction test.

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Cysts of the inguinal cord are disorders that simulate inguinal hernias and manifest as inguinal masses and, in some cases, are accompanied by pain that can simulate a complicated inguinal hernia. We report the third case of a round ligament cyst in a 21-year-old female with a mass in the right inguinal area with intermittent pain. The patient was subjected to surgical exploration of the right inguinal area where a round ligament cyst was found.

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Helicobacter pylori infection is relevant, due to its role in different gastric pathologies; there are several diagnostic methods, which are divided into invasive and non-invasive. In the first category histology has been considered the gold standard, while other methods include imprint with Gram stain and rapid urease test, which can produce dependable results. The aim of this study is to compare several available techniques for H.

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Objective: To determine a simplified method for nutritional status evaluation in surgical patients to identify patients prone to develop complications.

Methods: A prospective study was carried out to determine prognostic index of patients in whom major abdominal surgery was performed, based on nutritional assessment. We proposed a simplified and accessible method for daily evaluation of patients in any hospital even in an emergency setting.

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Objective: To determine advantages and disadvantages of manual vs mechanical sutures in colon surgery.

Material And Methods: A retrospective study of clinical files of 84 colon surgery patients was conducted, to establish morbidity and mortality of these patients with special emphasis in length of surgical procedure and type of suture used during procedure (either manual or mechanical).

Results: Of 84 patients included in this study, manual suture was used in 70 (group 1) and mechanical suture in 14 (group 2).

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