Publications by authors named "Hordur M Kolbeinsson"

Introduction: Incidental findings on comprehensive imaging in the adult trauma population occur at rates as high as 54.8%. We sought to determine the incidence of potentially malignant or pre-malignant incidental findings in a high-volume level 1 trauma center and to evaluate follow-up recommendations.

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Introduction: The impact of a visual pain medication schedule on opioid use among hospitalized trauma patients is unknown. We examined whether removal of this displayed schedule would decrease oral morphine equivalent (OME) use.

Methods: This retrospective cohort study compared OME use in trauma patients in the inpatient setting before and after removing the patient-facing pain medication schedule that is typically displayed on the patient's white board for all trauma admissions.

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Pancreatic cancer is one of the leading causes for cancer-related deaths in the United States. Majority of patients present with unresectable or metastatic disease. For those that present with localized disease, a multidisciplinary approach is necessary to maximize survival and optimize outcomes.

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Background: Post-hemorrhoidectomy bleeding is a serious complication after hemorrhoidectomy. In the setting of a new wave of anticoagulants, we aimed to investigate the relationship of post-operative anticoagulation timing and delayed bleeding.

Methods: We performed a retrospective analysis of all patients undergoing hemorrhoidectomy at a single institution over a 10-year period.

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Background: The Kirsten rat sarcoma (KRAS) mutation predicts negative outcomes following resection of colorectal liver metastases (CRLM) and adjuvant hepatic arterial infusion (HAI) pump chemotherapy. Less is known on the effects of KRAS mutation on tumor response in patients with unresectable CRLM undergoing HAI chemotherapy with floxuridine.

Methods: This is a retrospective cohort study investigating the effects of KRAS mutation on tumor response in patients with unresectable CRLM treated with HAI chemotherapy.

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Background: Chronic pouchitis and Crohn's disease after Ileal pouch anal anastomosis (IPAA) for ulcerative colitis could be a larger issue than previously reported.

Methods: All patients receiving care for their IPAA over a 10-year period at a community hospital were included. Primary outcomes were incidence of Crohn's disease and pouchitis.

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Background: This study investigates tumor recurrence patterns and their effect on postrecurrence survival following curative-intent treatment of colorectal liver metastases (CRLM) to identify those who stand to benefit the most from adjuvant liver-directed therapy.

Methods: This is a retrospective analysis of all patients that underwent liver resection and/or ablation for CRLM between 2007 and 2019. Postrecurrence survival was compared between recurrence locations.

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Background: Coronavirus disease 2019 (COVID-19) has caused an increase in patients requiring enteral feeding access while undergoing proning for severe acute respiratory distress syndrome (ARDS). We investigated the safety and feasibility of fluoroscopy-guided nasojejunal (NJ) feeding tube placement in the prone position.

Methods: This is a retrospective cohort study of all patients who underwent fluoroscopic placement of NJ feeding tubes at a single institution between March 2020 and December 2020.

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Background: Gastroesophageal reflux disease (GERD) is associated with chronic lung allograft dysfunction after lung transplant. Treating GERD after lung transplant has been shown to improve lung allograft function. This case series describes the efficacy of the Stretta procedure to control GERD after lung transplant at our institution.

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Backround Sigmoid volvulus is an uncommon cause of bowel obstruction in most western societies. Treatment options include colonoscopy in uncomplicated disease with elective surgery later on. The aim of this study was to assess what treatment sigmoid volvulus patients receive along with long-term outcomes at Landspitali University Hospital.

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Background: Rectal cancer makes up 2-3% of all cancers in Iceland and surgery is the mainstay of its treatment. Information regarding those who undergo resection of the rectum because of rectal cancer or its precursors in Iceland today is lacking. The aim of this study was to evaluate what kind of surgical treatment rectal cancer patients receive at Landspitali University Hospital along with peri-operative and long-term outcomes.

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Introduction: Gallstone disease in pregnant patients and their management in Iceland has not been studied. Management of these patients changed after the introduction of laparoscopic cholecystectomy. The aim of this study was to investigate the incidence, symptoms, diagnostic methods and management of gallstone disease during pregnancy at the National University Hospital of Iceland during the years 1990-2010.

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