Publications by authors named "Froehlich F"

Introduction: Colorectal cancer (CRC) screening relies primarily on colonoscopy and fecal immunochemical testing (FIT). Aligning utilization of these options with individual CRC risk may optimize benefit with lower risks, individual burden, and societal costs. We studied the effect of communicating personalized CRC risk and corresponding screening recommendations on risk-appropriate screening uptake in an organized screening setting.

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  • Immune checkpoint inhibitors (ICIs) are a key treatment for melanoma but can cause pancreatic injury, which is not well-studied or managed.* -
  • A study involving 1516 melanoma patients found that 204 experienced elevated lipase levels, with many showing symptoms of pancreatitis, leading to treatment interruptions for nearly half of them.* -
  • Despite the lack of guidelines recommending routine lipase monitoring, it was performed in the study, revealing higher-than-expected rates of elevation, particularly in symptomatic patients.*
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  • Pregnancy is interesting because the baby and placenta can stay inside the mother without being rejected by her immune system.
  • A part of this immune system, called the complement system, needs to be carefully managed during pregnancy to avoid problems like pre-eclampsia and slow growth of the baby.
  • The study found that a specific part of this system, called C5aR2, is important for helping certain immune cells in the uterus, known as NK cells, work correctly for a healthy pregnancy.
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  • - The study examined the effects of the 2019 BMJ recommendation against colorectal cancer (CRC) screening for adults with less than a 3% risk over 15 years, using Switzerland's population data.
  • - It found that following this guideline would significantly delay screening for most individuals (ages 65 for women and 60 for men) and reduce the number of tests needed by 43%-57%, but also lead to fewer CRC deaths prevented and fewer life-years gained.
  • - The conclusion suggested that the 3% risk threshold for initiating screening may be too high, as the impact of this recommendation would closely resemble standard age- and sex-based screening approaches, delaying care by 10-15 years.
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Nutritional support in malnourished animals is an essential aspect of wildlife rehabilitation; this support is especially relevant when providing lifesaving nutrition to endangered species such as the African penguin (). This study investigated the short-term effects of a commercially available, semi-elemental, critical care diet compared with a hand-made fish formula. Twenty-one African penguin chicks were selected on admission to the Southern African Foundation for the Conservation of Costal Birds in Cape Town, South Africa, in November 2015.

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Background: Incidence of and mortality from colorectal cancer (CRC) can be effectively reduced by screening with the fecal immunochemical test (FIT) or colonoscopy. Individual risk to develop CRC within 15 years varies from <1% to >15% among people aged 50 to 75 years. Communicating personalized CRC risk and appropriate screening recommendations could improve the risk-benefit balance of screening test allocations and optimize the use of limited colonoscopy resources.

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Background: Long-standing ulcerative colitis has been associated with an increased risk of colorectal cancer (CRC). Current guidelines recommend endoscopic CRC screening after 8 years of disease duration. The objectives of our study were to assess the adherence to recommendations and the quality of endoscopic procedure in long-standing ulcerative colitis.

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Background: Patient-reported experience is an important component of a holistic approach to quality of care. Patients' expectations of treatments and global disease management may indicate their illness representations and their satisfaction and hopes regarding quality of care.

Objective: To study expectations of patients with inflammatory bowel disease.

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We reviewed 11 cases of superficial chronic ulcerative dermatitis (SCUD) in psittacine birds that presented to an exotic animal practice over an 8-year period. African grey parrots ( Psittacus erithacus) were overrepresented, accounting for 55% of SCUD-affected birds. All affected birds were hand-reared pets and bonded strongly to their owners.

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Background: Extraintestinal manifestations (EIMs) in patients with inflammatory bowel disease (IBD) are frequently observed. Little is known about the efficacy of anti-tumor necrosis factor (TNF) in EIM management. We assessed the effect of 3 anti-TNF agents (infliximab, adalimumab, and certolizumab pegol) on EIM evolution.

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Background: Patient-reported disease perceptions are important components to be considered within a holistic model of quality of care. Gender may have an influence on these perceptions. We aimed to explore gender-specific concerns of patients included in a national bilingual inflammatory bowel disease cohort.

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Background: There is a paucity of data on extraintestinal manifestations (EIM) and their treatment in pediatric patients with inflammatory bowel disease (IBD).

Methods: Since 2008, the Pediatric Swiss IBD Cohort Study has collected data on the pediatric IBD population in Switzerland. Data on 329 patients were analyzed retrospectively.

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The relevance of azathioprine and 6-mercaptopurine therapy in inflammatory bowel disease, Crohn's disease, and ulcerative colitis, has been challenged in recent publications. In this article, a panel of experts gives advice, based on the relevant literature, on indications and practical use of azathioprine/6-mercaptopurine, prevention, and management of drug adverse reactions and special situations such as vaccination, pregnancy, and lactation.

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Background: Perceptions of appropriateness of treatments may differ between gastroenterologists (GIs) and inflammatory bowel disease (IBD) patients. The aim of this study was to explore and compare GIs' and patients' perceptions of risks and benefits of treatments and prioritization of expected outcomes.

Methods: Four vignette cases were drawn from clinical situations and used in three independent focus groups with GIs (n = 7), ulcerative colitis (UC-p, n = 8) and Crohn's disease patients (CD-p, n = 6).

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Background: Data evaluating the chronological order of appearance of extraintestinal manifestations (EIMs) relative to the time of inflammatory bowel disease (IBD) diagnosis is currently lacking. We aimed to assess the type, frequency, and chronological order of appearance of EIMs in patients with IBD.

Methods: Data from the Swiss Inflammatory Bowel Disease Cohort Study were analyzed.

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Since ancient times, noble gold has continuously contributed to several aspects of life from medicine to electronics. It perpetually reveals its new features. We report the finding of a unique form of gold, reticular nanostructured gold (RNG), as an aqueous black colloid, for which we present a one-step synthesis.

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Background: Appropriateness criteria for the treatment of Crohn’s disease (CD) and ulcerative colitis (UC) have been developed by expert panels. Little is known about the acceptance of such recommendations by care providers. The aim was to explore how treatment decisions of practicing gastroenterologists differ from those of experts, using a vignette case study and a focus group.

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Background: Infliximab (IFX) has been used for over a decade worldwide. Less is known about the natural history of IFX use beyond a few years and which patients are more likely to sustain benefits.

Methods: Patients with Crohn's disease (CD) exposed to IFX from Massachusetts General Hospital, Boston, Saint-Antoine Hospital, Paris, and the Swiss IBD Cohort Study were identified through retrospective and prospective data collection, complemented by chart abstraction of electronic medical records.

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Background: There is uncertain evidence of effectiveness of 5-aminosalicylates (5-ASA) to induce and maintain response and remission of active Crohn's disease (CD), and weak evidence to support their use in post-operative CD.

Aim: To assess the frequency and determinants of 5-ASA use in CD patients and to evaluate the physicians' perception of clinical response and side effects to 5-ASA.

Methods: Data from the Swiss Inflammatory Bowel Disease Cohort, which collects data since 2006 on a large sample of IBD patients, were analysed.

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Carbon monoxide (CO) is a toxic gas for mammals, and despite this fact, it is naturally produced in these organisms and has been proven to be beneficial in medical treatments, too. Therefore, CO-releasing molecules (CORMs) are intensively developed to administer and dose CO for physiological applications. Nearly all of these compounds are metal carbonyl complexes, which have been synthesized and investigated.

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Background: European Panel on the Appropriateness of Gastrointestinal Endoscopy (EPAGE) criteria have been developed to increase diagnostic yield, but their predictive value is limited. We investigated the incremental diagnostic value of faecal calprotectin to EPAGE criteria.

Methods: In a post-hoc analysis of a prospective study, EPAGE criteria were applied to 298 of 575 (51.

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Background: Despite the chronic and relapsing nature of inflammatory bowel diseases (IBD), at least 30% to 45% of the patients are noncompliant to treatment. IBD patients often seek information about their disease.

Aim: To examine the association between information-seeking activity and treatment compliance among IBD patients.

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Background: Anti-TNFα agents are commonly used for ulcerative colitis (UC) therapy in the event of non-response to conventional strategies or as colon-salvaging therapy. The objectives were to assess the appropriateness of biological therapies for UC patients and to study treatment discontinuation over time, according to appropriateness of treatment, as a measure of outcome.

Methods: We selected adult ulcerative colitis patients from the Swiss IBD cohort who had been treated with anti-TNFα agents.

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Background: About 80% of patients with Crohn's disease (CD) require bowel resection and up to 65% will undergo a second resection within 10 years. This study reports clinical risk factors for resection surgery (RS) and repeat RS.

Methods: Retrospective cohort study, using data from patients included in the Swiss Inflammatory Bowel Disease Cohort.

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Background: Safety and economic issues have increasingly raised concerns about the long term use of immunomodulators or biologics as maintenance therapies for Crohn's disease (CD). Despite emerging evidence suggesting that stopping therapy might be an option for low risk patients, criteria identifying target groups for this strategy are missing, and there is a lack of recommendations regarding this question.

Methods: Multidisciplinary European expert panel (EPACT-II Update) rated the appropriateness of stopping therapy in CD patients in remission.

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