Publications by authors named "Christopher Brandt"

Background And Aims: The natural history of Crohn's disease leading to intestinal failure is not well characterised. This study aims to describe the clinical course of Crohn's disease preceding intestinal failure and compare disease course and burden between Crohn's disease patients with and without intestinal failure.

Methods: Patients with Crohn's disease complicated by intestinal failure from Rigshospitalet, Copenhagen (n=182) and a nationwide Danish Crohn's disease cohort without intestinal failure (n=22,845) were included.

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Background And Aims: Despite advances in the medical treatment of Crohn's disease [CD], many patients will still need bowel resections and face the subsequent risk of recurrence and re-resection. We describe contemporary re-resection rates and identify disease-modifying factors and risk factors for re-resection.

Methods: We conducted a retrospective, population-based, individual patient-level data cohort study covering 47.

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Heartwater, one of the major tick-borne diseases of some domestic and wild ruminants in Africa, is caused by Ehrlichia ruminantium. The genetic diversity of E. ruminantium isolates renders the available vaccine ineffective against certain virulent isolates.

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Glucagon-like peptide 2 (GLP-2) is an important regulator of intestinal growth and function. In adherable mixed meals the macronutrient composition with the best potential for stimulating GLP-2 secretion is not known. We compared the effect of 3 iso-energetic meals, where approximately 60 % of the energy ratio was provided as either carbohydrate, fat, or protein, respectively, on the post-prandial endogenous GLP-2 secretion.

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Background: Survival has frequently been studied and reported in patients with long term intestinal failure (IF). However, studies comparing the survival and mortality rates with the background population are rare. This study compares the survival in an adult IF, non-malignant, short bowel syndrome (SBS) cohort with a control group and with age- and sex-specific background mortality rates.

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The incidence of ulnar collateral ligament injuries has increased over the past few decades with greater participation in overhead throwing sports; however, optimal postoperative management following surgery remains unclear. This systematic review summarizes the latest evidence, on postoperative rehabilitation protocols for patients undergoing ulnar collateral ligament reconstruction (UCLR). Studies published in the English language from the year 2000 to 2019 with a level 1 to 4 grade of evidence and examined rehabilitation protocols following UCLR were eligible for inclusion.

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Background: We sought to evaluate risk factors for wound infection in patients with lower extremity (LE) burn.

Methods: Adults presenting with LE burn from January 2014 to July 2015 were included. Data regarding demographics, injury characteristics, and outcomes were obtained.

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Background: Aim was to investigate the association between quality of life (QoL), bowel anatomy, and the need for home parenteral support (HPS) volume in patients with nonmalignant short-bowel syndrome (SBS) and intestinal failure (IF).

Methods: The SBS-QoL scale was used in a cross-sectional study of 95 nonmalignant SBS-IF patients. Sum QoL scores (0: best, 170: worst) were calculated.

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Background: The objective of this retrospective cohort study was to assess the frequency, duration, and causes of hospitalizations in patients receiving home parenteral support (HPS) due to short-bowel syndrome (SBS) of nonmalignant causes. Furthermore, we aimed to investigate potential risk factors and hypothesized that patients with the shortest remnant, functional, small bowel-hence, the highest need for HPS-would have the highest incidence of hospitalizations.

Methods: Patients with nonmalignant SBS who initiated HPS in the period from 1970 to 2016 from the Department of Gastroenterology, Rigshospitalet, Copenhagen, Denmark, were included.

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Article Synopsis
  • The study looked at how different ways of analyzing data can change the results about how patients with intestinal failure do when they get home care.
  • Researchers found that using different methods gave different results, especially in how many patients survive or are dependent on treatment.
  • They concluded that it's really important to use the right methods when studying these patients, so we can understand their outcomes better.
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Background: Our institutional emergency general surgery service is staffed by both trauma and critical care-trained surgeons and other boarded general surgeons and subspecialists. We compared efficiency of care for common emergency general surgery conditions between trauma and critical care-trained surgeons and boarded general surgeons and subspecialists.

Methods: Adults admitted between February 2014 and May 2017 with acute appendicitis, acute cholecystitis, intestinal obstruction, incarcerated hernia, or other acute abdominal diagnoses seen by emergency general surgery service were included.

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Objective: A source of insecurity among new physicians and new nurses is communicating and managing acute changes in patient condition. Mock page programs are an effective method for teaching communication and clinical decision-making skills to medical students. Joint participation in a mock page program provides a unique opportunity for medical and nursing students to practice communication, collaboration, and clinical decision-making in a low-risk learning environment.

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Background: In intestinal failure (IF) patients receiving home parenteral support (HPS), catheter-related bloodstream infections (CRBSIs) frequently result in replacement of their tunneled central venous catheters (CVCs), which may lead to future loss of central venous access.

Objective: This observational study investigated the consequences of a catheter-salvage strategy related to CRBSIs.

Design: All CRBSIs from 2002 to 2016 in the Copenhagen IF and microbiological databases were retrospectively analyzed.

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Background/aims: Catheter-related complications (CRCs) cause mortality and morbidity in patients dependent on parenteral support at home (HPN) due to intestinal failure (IF). This study describes the incidences of CRCs in an adult IF cohort over 40 years. It illustrates the evolution and consequences of CRCs, their association to demographic characteristics, and potential risk factors in an effort to provide the rationale for preventive precautions to the relevant patients with IF at risk.

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Background: A common complication in patients receiving home parenteral nutrition (HPN) is catheter-related bloodstream infections (CRBSIs). The CRBSI incidence has been advocated as an outcome parameter assessing the quality of care. This study aimed to illustrate how the use of different CRBSI definitions affects the reported incidence.

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Background: It is unknown whether surgery residency preparatory courses lead to earlier independent practice.

Methods: A four-week surgical residency preparatory course was offered to graduating medical students. Upon entering residency, participants reported supervised and unsupervised performance of patient management and procedural competencies.

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Background: We evaluated whether qSOFA ≥2 and an increase in SOFA (ΔSOFA) ≥2 can help predict bacteremia in a critically ill burn population.

Methods: Patients age ≥15 and TBSA ≥15% admitted between 2009 and 2015 were included. All blood cultures were recorded, and positive and negative blood culture days were defined based on the culture results.

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Article Synopsis
  • A study explored the effectiveness of a new antimicrobial catheter lock solution, taurolidine-citrate-heparin, in reducing catheter-related bloodstream infections (CRBSIs) compared to traditional heparin in patients relying on home parenteral support (HPS) for intestinal failure.
  • In a double-blinded, placebo-controlled trial with 41 high-risk patients, no CRBSIs occurred in the taurolidine-citrate-heparin group, while there were 7 infections in the heparin group.
  • The taurolidine-citrate-heparin treatment not only led to fewer infections but also resulted in significantly lower treatment costs per year, contributing to increased catheter survival and reduced hospital admissions.
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: In research settings that use metabolic balance studies (MBSs) of stable adult patients with short bowel syndrome, intestinal failure (IF) and dependence on parenteral support (PS) have been defined objectively as energy absorption <84% of calculated basal metabolic rate (BMR), wet weight (WW) absorption <23 g · kg body weight · d, or both. This study aimed to explore and validate these borderlines in the clinical setting. Intestinal absorption was measured from April 2003 to March 2015 in 175 consecutive patients with intestinal insufficiency (INS) in 96-h MBSs.

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Background: An impaired hormonal "ileo-colonic brake" may contribute to rapid gastric emptying, gastric hypersecretion, high ostomy losses, and the need for parenteral support in end-jejunostomy short bowel syndrome (SBS) patients with intestinal failure (IF). Liraglutide, a glucagon-like peptide 1 receptor agonist, may reduce gastric hypersecretion and dampen gastric emptying, thereby improving conditions for intestinal absorption.

Materials And Methods: In an 8-week, open-label pilot study, liraglutide was given subcutaneously once daily to 8 end-jejunostomy patients, aged 63.

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Background/aims: In Denmark, the public healthcare system ensures patients with intestinal failure (IF) the same rights for a life-saving treatment as patients with other organ failures. This study reports the epidemiological data from the largest Danish IF center. As one of the pioneering centers in treating IF with home parenteral nutrition (HPN), this study documents the HPN evolution and describes the demographics and outcome in one of the world's largest single-center cohorts.

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Background/aims: The objective of this study was to describe a clinically well-defined, single-center, intestinal failure (IF) cohort based on a template of definitions and classifications endorsed by the European Society for Clinical Nutrition and Metabolism (ESPEN).

Methods: A cross-sectional, retrospective, adult IF cohort, receiving parenteral support (PS), was extracted from the Copenhagen IF database at the tertiary IF center, Copenhagen University Hospital, Rigshospitalet, Denmark.

Results: Rigshospitalet provided PS to 188 adult patients with IF on December 31, 2011.

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Prevention and control of postoperative pain are essential. Inadequate treatment of postoperative pain continues to be a major problem after many surgeries and leads to worse outcomes, including chronic postsurgical pain. Optimal management of postoperative pain requires an understanding of the pathophysiology of pain, methods available to reduce pain, invasiveness of the procedure, and patient factors associated with increased pain, such as anxiety, depression, catastrophizing, and neuroticism.

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Purpose: To evaluate interns' perceived preparedness for defined surgical residency responsibilities and to determine whether fourth-year medical school (M4) preparatory courses ("bootcamps") facilitate transition to internship.

Method: The authors conducted a multi-institutional, mixed-methods study (June 2009) evaluating interns from 11 U.S.

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