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Volume 88 - 2025 - Fasc.2 - Reviews

Esophageal Lichen Planus: a Narrative Review of the Literature

Background: Lichen planus is a mucocutaneous chronic inflammatory disorder that can also affect the esophagus in a minority of patients. Esophageal lichen planus (ELP) is likely an underdiagnosed and underreported disease entity, although it can lead to significant morbidity with esophageal stenosis or malignant transformation. Methods: A non-systematic search of Pubmed was performed using search terms ‘esophageal lichen planus’ and variants thereof combined with terms related to prevalence, diagnosis, and management. Results: The cutaneous and oral forms of lichen planus are relatively common, but certain mucosal forms such as genital lichen planus are rare and esophageal planus (also a mucosal form) is very rare. ELP occurs predominantly in middle-aged women. Current guidelines regarding lichen planus do not mention a screening strategy for ELP. Diagnosis of ELP is based on endoscopic and histopathological criteria. The foremost complication of ELP is formation of esophageal strictures. Malignant transformation of ELP to squamous cell carcinoma, although rare, has also been reported. We summarize the current evidence regarding optimal management of ELP. Conclusion: Even if esophageal lichen planus is a rare cause of esophageal strictures, it is important to raise awareness of this condition among gastroenterologists and endoscopists. The cornerstone of ELP treatment is an anti-inflammatory agent in conjunction with endoscopic dilatation of strictures. Further research is needed to devise an evidence-based treatment algorithm that describes the optimal anti-inflammatory drug in different stages/severities of ELP.

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The Potential Benefits of Akkermansia muciniphila as a Next-Generation Probiotic in the Maintenance of Overall Liver Health

Background and study aim: The gut-liver axis and gut microbiota, with a particular focus on Akkermansia muciniphila, a next-generation probiotic, have been identified as significant factors in preventing the development and progression of liver diseases. This review aims to discuss the potential therapeutic role of A. muciniphila in maintaining liver health, focusing on the latest findings from preclinical and clinical studies. Methods: To achieve the review’s purpose, the most common keywords were searched in three online databases (PubMed, bioRxiv, and Google Scholar). Results: The search approach identified 49 references. Studies have shown that the gut microbiota, including A. muciniphila, has the potential to be a therapeutic target for many hepatic disorders. Several studies have demonstrated A. muciniphila’s beneficial effects on improving metabolic parameters, including insulin resistance, blood cholesterol levels, and overall liver function. Conclusions: Further research is necessary to determine the optimal dosage, duration, and administration route of A. muciniphila for managing hepatic disorders. While there are promising findings, a more thorough understanding of the underlying mechanisms and the development of effective therapeutic strategies are necessary for successful treatment of liver diseases.

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Gliptin induced acute pancreatitis: a literature review

The association between dipeptidyl peptidase-4 (DPP-4) inhibitors, known as gliptins, and acute pancreatitis raises growing concern. A systematic search of PubMed, Scopus and Web of Science was conducted for studies published between January 2005 and July 2024. Studies focusing on gliptin-induced pancreatitis were selected based on predefined criteria. While gliptins are effective in managing type 2 diabetes mellitus, several case reports and observational studies suggest a potential risk for inducing acute pancreatitis. Proposed mechanisms include increased pancreatic activity and cellular stress. Clinical presentation often includes abdominal pain and elevated pancreatic enzymes, necessitating prompt diagnosis and discontinuation of the offending agent. Early recognition and management, including discontinuation of the drug and supportive care, are crucial. Balancing benefits and risks of gliptin therapy is essential for ensuring patient safety and optimal outcomes. This review underscores the importance of vigilance among healthcare providers and the need for further research to develop safer therapeutic strategies.

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