Ian M. Gralnek’s research while affiliated with Schneiders Children's Medical Center Of Israel and other places

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Publications (356)


Emerging Long-Term Risks of the Use of Proton Pump Inhibitors and Potassium-Competitive Acid Blockers
  • Literature Review

November 2024

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6 Reads

Annual Review of Medicine

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Ian M. Gralnek

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Halim Awadie

Acid-related disorders represent a significant global health burden. Pharmacological treatment of these conditions has at times been challenged and limited by incomplete effectiveness, antibiotic resistance, adverse medication effects and/or interactions, and disease recurrence. Since the early 1990s, the mainstay of treatment has been proton pump inhibitors (PPIs). Recently, the US Food and Drug Administration issued a clearance for vonoprazan, a potassium-competitive acid blocker (PCAB). PCABs are a new class of acid-suppressing agents that may overcome some of these challenges. The aim of this review is to evaluate and compare the emerging long-term risks of PPI and PCAB therapies.



Diversity, equity, and inclusion in gastrointestinal endoscopy: European Society of Gastrointestinal Endoscopy Position Statement

September 2024

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46 Reads

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1 Citation

Endoscopy

Statements 1 The European Society of Gastrointestinal Endoscopy (ESGE) adheres to the overarching principles of equality of opportunity, fair treatment, nondiscrimination, and diversity of health care professionals. 2 ESGE strongly supports the creation of collaborations within and between national and international endoscopy societies to disseminate the principles of diversity, equality, and inclusion (DEI) in the field of gastrointestinal (GI) endoscopy. 3 ESGE aims to reflect the diversity of its membership in all its scientific and educational activities. 4 ESGE supports the fostering of collaborative work settings that empower all members of the endoscopy team to reach their full potential. 5 ESGE supports international and national endoscopy societies in promoting equitable access to high quality endoscopy training. 6 ESGE recommends the implementation of ergonomic principles in endoscopy units to prevent injuries and to provide adapted workplace conditions for personnel with disabilities and/or special needs. 7 ESGE recommends comprehensive mentorship, that includes diverse backgrounds, and equitable sponsorship for professional development, training, and academic excellence. 8 ESGE recommends that endoscopists actively identify, discuss, and attempt to accommodate reasonable patient preferences and expectations regarding endoscopy procedures. 9 ESGE advocates for educational and awareness campaigns targeting both health care professionals and patients, as well as the adoption of cost-effective health care strategies to address disparities and enhance equity in endoscopy care. 10 ESGE is committed to increasing support for underrepresented scholars and minorities pursuing research in endoscopy. 11 ESGE identifies mentorship and sponsorship as factors that may mitigate the barriers to academic careers for underrepresented endoscopy scholars. 12 ESGE recognizes the need to increase awareness of diversity, equity, and inclusion (DEI) in the field of endoscopy and supports publications on these topics.


Ideal strategy for nonvariceal upper gastrointestinal bleeding

July 2024

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11 Reads

Current Opinion in Gastroenterology

Purpose of review Over 300 000 hospital admissions in the United States each year are due to patients with upper gastrointestinal (GI) bleeding (UGIB). Common etiologies of nonvariceal UGIB include peptic ulcers, mucosal erosions of the esophagus, stomach or duodenum, Mallory-Weiss tears, Dieulafoy lesions, upper GI tract malignancy, or other etiology. Recent findings Peptic ulcers classified as Forrest Ia, Ib, or IIa require endoscopic hemostasis, while IIb ulcers may be considered for endoscopic clot removal with endoscopic treatment of any underlying major stigmata. Endoscopic hemostasis for ulcers classified as Forrest IIc or III is not advised due to the low risk of recurrent bleeding. Endoscopic hemostasis in ulcer bleeding can be achieved using injection, thermal, and/or mechanical modalities. Summary This review focuses on the currently recommended endoscopic therapies of patients presenting with acute nonvariceal upper gastrointestinal hemorrhage.


Colorectal polypectomy and endoscopic mucosal resection: European Society of Gastrointestinal Endoscopy (ESGE) Guideline – Update 2024

April 2024

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388 Reads

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23 Citations

Endoscopy

Main Recommendations 1 ESGE recommends cold snare polypectomy (CSP), to include a clear margin of normal tissue (1–2 mm) surrounding the polyp, for the removal of diminutive polyps (≤ 5 mm). Strong recommendation, high quality of evidence. 2 ESGE recommends against the use of cold biopsy forceps excision because of its high rate of incomplete resection. Strong recommendation, moderate quality of evidence. 3 ESGE recommends CSP, to include a clear margin of normal tissue (1–2 mm) surrounding the polyp, for the removal of small polyps (6–9 mm). Strong recommendation, high quality of evidence. 4 ESGE recommends hot snare polypectomy for the removal of nonpedunculated adenomatous polyps of 10–19 mm in size. Strong recommendation, high quality of evidence. 5 ESGE recommends conventional (diathermy-based) endoscopic mucosal resection (EMR) for large (≥ 20 mm) nonpedunculated adenomatous polyps (LNPCPs). Strong recommendation, high quality of evidence. 6 ESGE suggests that underwater EMR can be considered an alternative to conventional hot EMR for the treatment of adenomatous LNPCPs. Weak recommendation, moderate quality of evidence. 7 Endoscopic submucosal dissection (ESD) may also be suggested as an alternative for removal of LNPCPs of ≥ 20 mm in selected cases and in high-volume centers. Weak recommendation, low quality evidence. 8 ESGE recommends that, after piecemeal EMR of LNPCPs by hot snare, the resection margins should be treated by thermal ablation using snare-tip soft coagulation to prevent adenoma recurrence. Strong recommendation, high quality of evidence. 9 ESGE recommends (piecemeal) cold snare polypectomy or cold EMR for SSLs of all sizes without suspected dysplasia. Strong recommendation, moderate quality of evidence. 10 ESGE recommends prophylactic endoscopic clip closure of the mucosal defect after EMR of LNPCPs in the right colon to reduce to reduce the risk of delayed bleeding. Strong recommendation, high quality of evidence. 11 ESGE recommends that en bloc resection techniques, such as en bloc EMR, ESD, endoscopic intermuscular dissection, endoscopic full-thickness resection, or surgery should be the techniques of choice in cases with suspected superficial invasive carcinoma, which otherwise cannot be removed en bloc by standard polypectomy or EMR. Strong recommendation, moderate quality of evidence.




Perspectives and awareness of endoscopy healthcare professionals on sustainable practices in gastrointestinal endoscopy: results of the LEAFGREEN survey

January 2024

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109 Reads

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9 Citations

Endoscopy

Background Gastrointestinal (GI) endoscopy is one of healthcare’s main contributors to climate change. We aimed to assess healthcare professionals’ attitudes and the perceived barriers to implementation of sustainable GI endoscopy. Methods The LEAFGREEN web-based survey was a cross-sectional study conducted by the European Society of Gastrointestinal Endoscopy (ESGE) Green Endoscopy Working Group. The questionnaire comprised 39 questions divided into five sections (respondent demographics; climate change and sustainability beliefs; waste and resource management; single-use endoscopes and accessories; education and research). The survey was available via email to all active members of the ESGE and the European Society of Gastroenterology and Endoscopy Nurses and Associates (ESGENA) in March 2023. Results 407 respondents participated in the survey (11% response rate). Most participants (86%) agreed climate change is real and anthropogenic, but one-third did not consider GI endoscopy to be a significant contributor to climate change. Improvement in the appropriateness of endoscopic procedures (41%) and reduction in single-use accessories (34%) were considered the most important strategies to reduce the environmental impact of GI endoscopy. Respondents deemed lack of institutional support and knowledge from staff to be the main barriers to sustainable endoscopy. Strategies to reduce unnecessary GI endoscopic procedures and comparative studies of single-use versus reusable accessories were identified as research priorities. Conclusions In this survey, ESGE and ESGENA members acknowledge climate change as a major threat to humanity. Further improvement in sustainability beliefs and professional attitudes, reduction in inappropriate GI endoscopy, and rational use of single-use accessories and endoscopes are critically required.


The magic of gravity in acute upper gastrointestinal bleeding: Sir Isaac Newton would be proud!
  • Article
  • Full-text available

January 2024

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16 Reads

Download


Citations (64)


... Therefore, the guidelines for managing colonic polyps vary between the organizations, reflecting their different approaches to balancing risks and benefits. 5,20 ...

Reference:

Post-polypectomy colorectal bleeding: current strategies and the way forward
Colorectal polypectomy and endoscopic mucosal resection: European Society of Gastrointestinal Endoscopy (ESGE) Guideline – Update 2024
  • Citing Article
  • April 2024

Endoscopy

... 86 Considering also in-house energy consumption and emissions caused by the production and transportation of endoscopyrelated consumables, the total amount of emitted CO₂equivalents Combining various measures like reducing instruments per procedure, recycling packaging, 94 and using alternative F I G U R E 3 Healthcare operations significantly contribute to global carbon emission due to various elements including the usage of pharmaceuticals, electronic and medical equipment, water, paper, and textiles, as well as waste production and infrastructural work. 92 In hepatology, tools like FibroScan have a lower environmental impact than liver biopsies and repeated endoscopy for detecting cirrhosis and varices. 92 The Baveno VII consensus recommends using transient elastography and platelet counts to estimate variceal risk, thereby reducing unnecessary endoscopies. ...

Ecogastroenterology: cultivating sustainable clinical excellence in an environmentally conscious landscape
  • Citing Article
  • March 2024

The Lancet Gastroenterology & Hepatology

... In Western countries, recommendations for waste management and recycling through reuse have recently been widely advocated to enable the realization of sustainable development goals (SDGs) and green endoscopy has been introduced and promoted in endoscopy-related procedures by measuring and assessing carbon dioxide emissions. 1,2 The Green Endoscopy Initiative was introduced and promoted to measure and assess carbon dioxide emissions in endoscopy-related procedures. Disposable duodenoscopes are recommended for infection control, especially for duodenoscopes used in cholangiopancreatography, and can be used in practice. ...

Perspectives and awareness of endoscopy healthcare professionals on sustainable practices in gastrointestinal endoscopy: results of the LEAFGREEN survey
  • Citing Article
  • January 2024

Endoscopy

... Rupture of the varices is one of the most fatal complications in cirrhosis [2]. Management of esophageal varices has been divided into primary prophylaxis, treatment of acute bleeding and secondary prophylaxis, encompassing the various pharmacological, endoscopic and radiological therapies [3][4][5][6][7][8][9]. ...

Challenges in the Management of Esophagogastric Varices and Variceal Hemorrhage in Cirrhosis – A Narrative Review
  • Citing Article
  • December 2023

The American Journal of Medicine

... Considering the increased acute UGIB mortality rates in the elderly patient group, the optimal endoscopy time is even more important in this patient group. Previous studies suggest the benefits of early endoscopy [21,22]. Cooper et al. [23] carried out early endoscopy (endoscopy within 24 h) in the majority of 909 patients. ...

The interaction of patients’ physical status and time to endoscopy on mortality risk in patients with upper gastrointestinal bleeding: A national prospective cohort study
  • Citing Article
  • December 2023

Digestive and Liver Disease

... A recent study found that patients with hemorrhoidal anemia had an average preoperative hemoglobin (PHB) level of 75 g/L [11]. The European Society of Gastrointestinal Endoscopy Guideline recommends transfusing red blood cells in patients with a hemoglobin threshold of £70 g/L in cases of lower gastrointestinal bleeding [12]. However, considering that hemorrhoids are a rare cause of severe anemia, it raises the question of whether it is appropriate for hemorrhoids to share a common preoperative transfusion standard with the other causes of severe anemia. ...

Diagnosis and management of acute lower gastrointestinal bleeding
  • Citing Article
  • October 2023

Current Opinion in Gastroenterology

... The guidelines included in this multiauthor Blue Book should lead to a common European certification exam, for the moment accepted by some countries (UK, Netherlands, Switzerland). Recently, the European Societies of Gastrointestinal Endoscopy (ESGE) and of the Nurses of Gastroenterology and Endoscopy (ESGENA) elaborated a position paper [3]. This document includes a decalogue of recommendations for the trainees in gastrointestinal endoscopy, strongly requiring good knowledge of anatomical structures as background. ...

Training in basic gastrointestinal endoscopic procedures: a European Society of Gastrointestinal Endoscopy (ESGE) and European Society of Gastroenterology and Endoscopy Nurses and Associates (ESGENA) Position Statement
  • Citing Article
  • December 2023

Endoscopy

... In the national context, the need to update and unify the laws that regulate these practices is increasingly evident [12]. Clinical practice guidelines and consensus documents from scientific societies and health authorities ensure that nurses can perform this procedure in specific situations, which depend on the type of test and the required level of sedation, provided they have undergone appropriate training [13]. ...

Informed consent for endoscopic procedures: European Society of Gastrointestinal Endoscopy (ESGE) Position Statement
  • Citing Article
  • August 2023

Endoscopy

... However, 70% of them either plan to withdraw or have already withdrawn a device from the EU market, while 60% are prepared to reduce the number of new devices submitted for certification in Europe. 6 With respect to paediatric gastrointestinal endoscopy, it is of paramount importance that novel concepts and procedures, such as sedation-free endoscopy in children aged 5 years and above will be also explored in Europe as it already is in the United States. ...

Gastrointestinal endoscopy devices and the European Union Medical Device Regulation: European Society of Gastrointestinal Endoscopy (ESGE) Position Statement
  • Citing Article
  • April 2023

Endoscopy