Successful Endoscopic Resection of Gastric Mucosa-Associated Lymphoid Tissue Lymphoma Unresponsive to Eradication Therapy

Eradication of Helicobacter pylori is the first-line treatment for gastric mucosa-associated lymphoid tissue (MALT) lymphomas; however, lesions may persist in 20% of patients after initial treatment, thereby necessitating the use of an additional therapeutic approach. Other treatment options include...

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Main Author: Jeongmin Choi
Format: Article
Language:English
Published: Korean Society of Gastrointestinal Endoscopy 2022-01-01
Series:Clinical Endoscopy
Subjects:
Online Access:http://e-ce.org/upload/pdf/ce-2020-232.pdf
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author Jeongmin Choi
author_facet Jeongmin Choi
author_sort Jeongmin Choi
collection DOAJ
description Eradication of Helicobacter pylori is the first-line treatment for gastric mucosa-associated lymphoid tissue (MALT) lymphomas; however, lesions may persist in 20% of patients after initial treatment, thereby necessitating the use of an additional therapeutic approach. Other treatment options include radiation therapy, chemotherapy, endoscopic resection, rituximab therapy, or watchful waiting. We present a case of localized gastric MALT lymphoma that did not respond to H. pylori eradication therapy. The patient waited for 12 months but the tumor showed no signs of regression endoscopically. Histologic examination revealed residual MALT lymphoma. The tumor was then successfully treated using endoscopic submucosal dissection and the patient remained disease-free for 4 years. To our knowledge, this is the first case in which a gastric MALT lymphoma was treated with endoscopic submucosal dissection. In conclusion, endoscopic resection may be recommended as second-line therapy for properly selected patients with gastric MALT lymphoma as it is effective and minimally invasive.
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spelling doaj.art-6afa4b1ba6204619989d2f350e4a183f2023-12-02T14:40:41ZengKorean Society of Gastrointestinal EndoscopyClinical Endoscopy2234-24002234-24432022-01-0155113614010.5946/ce.2020.2327428Successful Endoscopic Resection of Gastric Mucosa-Associated Lymphoid Tissue Lymphoma Unresponsive to Eradication TherapyJeongmin ChoiEradication of Helicobacter pylori is the first-line treatment for gastric mucosa-associated lymphoid tissue (MALT) lymphomas; however, lesions may persist in 20% of patients after initial treatment, thereby necessitating the use of an additional therapeutic approach. Other treatment options include radiation therapy, chemotherapy, endoscopic resection, rituximab therapy, or watchful waiting. We present a case of localized gastric MALT lymphoma that did not respond to H. pylori eradication therapy. The patient waited for 12 months but the tumor showed no signs of regression endoscopically. Histologic examination revealed residual MALT lymphoma. The tumor was then successfully treated using endoscopic submucosal dissection and the patient remained disease-free for 4 years. To our knowledge, this is the first case in which a gastric MALT lymphoma was treated with endoscopic submucosal dissection. In conclusion, endoscopic resection may be recommended as second-line therapy for properly selected patients with gastric MALT lymphoma as it is effective and minimally invasive.http://e-ce.org/upload/pdf/ce-2020-232.pdfendoscopic resectionendoscopic submucosal dissectionmarginal zone b-cell lymphomastomach
spellingShingle Jeongmin Choi
Successful Endoscopic Resection of Gastric Mucosa-Associated Lymphoid Tissue Lymphoma Unresponsive to Eradication Therapy
Clinical Endoscopy
endoscopic resection
endoscopic submucosal dissection
marginal zone b-cell lymphoma
stomach
title Successful Endoscopic Resection of Gastric Mucosa-Associated Lymphoid Tissue Lymphoma Unresponsive to Eradication Therapy
title_full Successful Endoscopic Resection of Gastric Mucosa-Associated Lymphoid Tissue Lymphoma Unresponsive to Eradication Therapy
title_fullStr Successful Endoscopic Resection of Gastric Mucosa-Associated Lymphoid Tissue Lymphoma Unresponsive to Eradication Therapy
title_full_unstemmed Successful Endoscopic Resection of Gastric Mucosa-Associated Lymphoid Tissue Lymphoma Unresponsive to Eradication Therapy
title_short Successful Endoscopic Resection of Gastric Mucosa-Associated Lymphoid Tissue Lymphoma Unresponsive to Eradication Therapy
title_sort successful endoscopic resection of gastric mucosa associated lymphoid tissue lymphoma unresponsive to eradication therapy
topic endoscopic resection
endoscopic submucosal dissection
marginal zone b-cell lymphoma
stomach
url http://e-ce.org/upload/pdf/ce-2020-232.pdf
work_keys_str_mv AT jeongminchoi successfulendoscopicresectionofgastricmucosaassociatedlymphoidtissuelymphomaunresponsivetoeradicationtherapy