Publications by authors named "Carmelo Loinaz-Segurola"

Case report of a patient with a duodenal ulcer, initially treated with sclerosing agents, as is common practice for most bleeding ulcers. However, the evolution following this treatment is unusual. The patient developed secondary ischemic cholangitis, leading to extensive aerobilia and secondary portal pneumatosis, accompanied by inflammatory changes in the head of the pancreas.

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Living donor liver transplantation (LDLT) has been, and continues to be, an excellent solution for many patients worldwide. Although the procedure poses significant risks for the liver donor due to its complexity, the challenge of obtaining cadaveric donors in time to prevent mortality on the waiting list makes this type of liver transplantation (LT) very common in many countries.

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Background: Multiple studies have shown good results with the use of octogenarian donors in non-HCV recipients and its use is universally accepted worldwide. There are no studies analyzing differences between hepatitis C virus (HCV) and non-HCV recipients transplanted with donors≥80 years in the direct-action antivirals (DAA) period. The rate of liver transplantation (LT) using old donors is still low, and a change in the acceptance of these grafts could increase the liver pool available for LT.

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Introduction: Knowledge of adverse events (AE) in acute care hospitals is a particularly relevant aspect of patient safety. Its incidence ranges from 3% to 17%, and surgery is related to the occurrence of 46%-65% of all AE.

Material And Methods: An observational, descriptive, retrospective, multicenter study was conducted with the participation of 31 Spanish acute-care hospitals to determine and analyze AE in general surgery services.

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Introduction: The standard treatment for intrahepatic cholangiocarcinoma (iCCA) and mixed hepatocellular-cholangiocarcinoma (HCC-CC) is surgical resection, nevertheless, recent studies show adequate survival rates in selected patients with iCCA or HCC-CC undergoing liver transplantation (LT).

Methods: A retrospective cohort study was design including all patients undergoing LT at our center between January, 2006 and December, 2019 with incidentally diagnosed iCCA or HCC-CC after pathological examination of the explanted liver (n = 13).

Results: There were no iCCA or HCC-CC recurrences during the follow-up, and hence, there were no tumor related deaths.

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Biliary Schwannoma is an uncommon tumor in the digestive system and extremely rare in the bile duct. We report 48 year-old male with an incidentally found in the CT, a tumor in the hepatic hilum (3.2 cm), abutting the first portion of the duodenum, without common bile duct obstruction or lymphadenopathy.

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Background: In spite of the global implementation of standardized surgical safety checklists and evidence-based practices, general surgery remains associated with a high residual risk of preventable perioperative complications and adverse events. This study was designed to validate the hypothesis that a new "Trigger Tool" represents a sensitive predictor of adverse events in general surgery.

Methods: An observational multicenter validation study was performed among 31 hospitals in Spain.

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Long-term humoral immunity and its protective role in liver transplantation (LT) patients have not been elucidated. We performed a prospective multicenter study to assess the persistence of immunoglobulin G (IgG) antibodies in LT recipients 12 months after coronavirus disease 2019 (COVID-19). A total of 65 LT recipients were matched with 65 nontransplanted patients by a propensity score including variables with recognized impact on COVID-19.

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The coronavirus disease 2019 (COVID-19) pandemic has profoundly impacted liver transplant (LT) activity across the world, with notable decreases in the number of donations and procedures in most Western countries, in particular throughout the first wave. The cumulative incidence of COVID-19 in LT recipients (with estimates ranging from 0.34% to 1.

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The protective capacity and duration of humoral immunity after SARS-CoV-2 infection are not yet understood in solid organ transplant recipients. A prospective multicenter study was performed to evaluate the persistence of anti-nucleocapsid IgG antibodies in liver transplant recipients 6 months after coronavirus disease 2019 (COVID-19) resolution. A total of 71 liver transplant recipients were matched with 71 immunocompetent controls by a propensity score including variables with a well-known prognostic impact in COVID-19.

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We present the case of a 41-year-old male with type A blood group and a diagnosis of fulminant liver failure of an unknown cause, who was admitted to the Intensive Care Unit (ICU) with severe coagulopathy (INR 6), hyperammonemia (250 umol/l) and grade IV encephalopathy (four King's criteria and both Clichy's criteria). He also had GCS 8/15, despite TDE-MARS, dialysis and ventilator support via endotracheal tube due to encephalopathy. He was registered as status 0 for liver transplant.

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Introduction: The hepatic cystic tumour is a very rare neoplasm, representing about 5% of all cystic liver neoplasms. The preoperative diagnosis is difficult and can lead to confusion. The aim of this study is to analyze a number of cases operated at our centre with an histologic diagnosis of liver cystic neoplasms and also to describe the sintomathology, diagnosis and management as per the recent classification.

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Introduction: a survey on peri-operative nutritional support in pancreatic and biliary surgery among Spanish hospitals in 2007 showed that few surgical groups followed the 2006 ESPEN guidelines. Ten years later we sent a questionnaire to check the current situation. Methods: a questionnaire with 21 items sent to 38 centers, related to fasting time before and after surgery, nutritional screening use and type, time and type of peri-operative nutritional support, and number of procedures.

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Aim: To increase the number of available grafts.

Methods: This is a single-center comparative analysis performed between April 1986 and May 2016. Two hundred and twelve liver transplantation (LT) were performed with donors ≥ 70 years old (study group).

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Introduction: Transarterial chemoembolization (TACE) is considered a therapeutic option. It is mostly used in hepatocellular carcinoma or liver colorectal, neuroendocrine or melanoma metastases. Although it is considered a safe procedure, TACE presents complications, such as acute cholecystitis, which is the most common.

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Introduction: Anastomotic leak (AL) is a serious complication in colorectal surgery due to its increase in morbidity and mortality. The aim of this prospective non-randomised study is to determine whether C-reactive Protein (CRP) is useful as a predictor of AL in patients undergoing open versus laparoscopic surgery.

Methods: A total of 168 patients undergoing elective colorectal surgery were included.

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The scarcity of ideal liver grafts for orthotopic liver transplantation (OLT) has led transplant teams to investigate other sources of grafts in order to augment the donor liver pool. One way to get more liver grafts is to use marginal donors, a not well-defined group which includes mainly donors > 60 years, donors with hypernatremia or macrosteatosis > 30%, donors with hepatitis C virus or hepatitis B virus positive serologies, cold ischemia time > 12 h, non-heart-beating donors, and grafts from split-livers or living-related donations. Perhaps the most practical and frequent measure to increase the liver pool, and thus to reduce waiting list mortality, is to use older livers.

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Background And Objective: Familial amyloid polyneuropathy (FAP) is the most prevalent type of hereditary systemic amyloidosis. It is an autosomal dominant disease characterized by the deposition of an abnormal variant transthyretin. It has a worldwide distribution, with localized endemic areas in Portugal, Sweden and Japan.

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