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Gastroduodenal disorder — Clinical Guidelines

Overview

Gastroduodenal disorders encompass a range of conditions affecting the stomach and duodenum, prominently including peptic ulcers, gastritis, and malignancies. Helicobacter pylori (H. pylori) infection is a significant etiological factor in many of these disorders, influencing their pathogenesis and management. 2 4 6 11

Diagnosis

Endoscopy with Biopsy: Essential for visualizing mucosal changes and detecting H. pylori via histological examination or rapid urease tests. 1 3 15

Urease Test (CLO Test): Rapid detection of H. pylori in gastric biopsies. 1 15

Serology: Useful for assessing past or current H. pylori infection but less specific for active disease. 6

Breath Tests: Particularly urea breath test (UBT) for non-invasive diagnosis of active H. pylori infection. 6

Acridine-Orange Stain (AOS): Can effectively identify H. pylori in biopsy smears, potentially replacing Gram stain. 15

Management

Antibiotic Therapy: Triple therapy (proton pump inhibitor + amoxicillin + clarithromycin) or quadruple therapy (proton pump inhibitor + bismuth + metronidazole + tetracycline) for H. pylori eradication. 6

Proton Pump Inhibitors (PPIs): Used to reduce gastric acid secretion, aiding in ulcer healing and symptom relief. 6

Mucoprotective Agents: Such as sucralfate or bismuth subsalicylate, may be used adjunctively to protect the gastric mucosa. 12

Stent Placement: For malignant strictures causing gastroduodenal obstruction, providing palliative relief. 3

Special Populations

Elderly: Increased risk of developing gastroduodenal diseases due to higher prevalence of H. pylori infection and comorbidities. 4

Children: Higher clastogenic effects observed post-eradication therapy, potentially requiring additional supportive measures like vetoron. 5

Key Recommendations

Eradicate H. pylori in Patients with Active Gastroduodenal Ulcer Disease: Use validated eradication regimens to prevent recurrence and reduce complications. (Evidence: Strong 6)

Consider Mucosal Protection in Ulcer Management: Incorporate mucoprotective agents alongside acid suppression therapy to enhance healing. (Evidence: Moderate 12)

Screen and Treat H. pylori in Older Adults: Given their increased susceptibility, routine screening and treatment are recommended. (Evidence: Moderate 4)

References

1 Kawashima R, Tsubokawa D, Iijima K, Ichikawa T. Extraction and Fractionation of Human Gastric Mucins from Gastric Juice. Methods in molecular biology (Clifton, N.J.) 2024. link 2 Lazarate Cuba RJ, Quigley EM. A History of the Discovery of Helicobacter Pylori, with Special Reference to Giulio Bizzozero. Journal of gastrointestinal and liver diseases : JGLD 2024. link 3 Li D, Li R, Lv X, Tian Q, Sun S. Application of catheter and guidewire transmission technology in the reconstruction of gastroduodenal malignant stricture. Minerva chirurgica 2017. link 4 Pilotto A, Franceschi M. Helicobacter pylori infection in older people. World journal of gastroenterology 2014. link 5 Chshieva FT, Chopikashvili LV, Djagaeva SK, Boraeva TT, Filippova JA, Puhaeva EG. Clustogenesis level in children with gastroduodenal diseases. Bulletin of experimental biology and medicine 2010. link 6 Fischbach W, Malfertheiner P, Hoffmann JC, Bolten W, Bornschein J, Götze O et al.. S3-guideline "helicobacter pylori and gastroduodenal ulcer disease" of the German society for digestive and metabolic diseases (DGVS) in cooperation with the German society for hygiene and microbiology, society for pediatric gastroenterology and nutrition e. V., German society for rheumatology, AWMF-registration-no. 021 / 001. Zeitschrift fur Gastroenterologie 2009. link 7 Papadopoulos V, Mimidis K. The rumination syndrome in adults: a review of the pathophysiology, diagnosis and treatment. Journal of postgraduate medicine 2007. link 8 Marshall B. Helicobacter connections. ChemMedChem 2006. link 9 Ahmed N. 23 years of the discovery of Helicobacter pylori: is the debate over?. Annals of clinical microbiology and antimicrobials 2005. link 10 De Schryver AA, Van Hooste WL, Van Winckel MA, Van Sprundel MP. Helicobacter pylori infection: a global occupational risk for healthcare workers?. International journal of occupational and environmental health 2004. link 11 Ibraghimov A, Pappo J. The immune response against Helicobacter pylori--a direct linkage to the development of gastroduodenal disease. Microbes and infection 2000. link01261-2) 12 Werther JL. The gastric mucosal barrier. The Mount Sinai journal of medicine, New York 2000. link 13 Go MF. Molecular pathogenesis of H. pylori disease. Acta gastroenterologica Latinoamericana 1996. link 14 Gill HH, Desai HG. Helicobacter pylori and gastroduodenal disorders in India--lessons from epidemiology. Journal of clinical gastroenterology 1993. link 15 Guglielmetti P, Figura N, Rossolini A, Quaranta S, Fanteria E, Signori R et al.. The usefulness of the acridine-orange stain in identifying Helicobacter pylori in gastric biopsies. Microbiologica 1991. link

Gastroduodenal disorder