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Colorectal MALT lymphoma: a rare clinical entity
1Medizinische Klinik II, Klinikum Aschaffenburg-Alzenau, Aschaffenburg, Germany.
Zeitschrift Fur Gastroenterologie
|August 14, 2018
Summary
This study details rare cases of colorectal mucosa-associated lymphoid tissue (MALT) lymphoma, presenting clinical features, endoscopic findings, and treatment outcomes. A management approach is proposed due to the lack of existing guidelines for this rare lymphoma.
Area of Science:
- Gastroenterology
- Oncology
- Pathology
Background:
- Colorectal mucosa-associated lymphoid tissue (MALT) lymphoma is exceptionally rare, with limited clinical data and no established management guidelines.
- This study presents a clinical series to address the scarcity of information on colorectal MALT lymphoma.
Observation:
- Seven patients with colorectal MALT lymphoma were analyzed, with a median follow-up of 37 months.
- Concurrent gastric MALT lymphoma was noted in two patients.
- Clinical presentations varied, including asymptomatic cases and those with altered bowel habits; endoscopic appearances ranged from obstructive tumors to polyps and flat lesions.
Findings:
- Colorectal MALT lymphoma was diagnosed via colonoscopy, often as a solitary lesion.
- Treatment modalities included endoscopic polypectomy, surgical resection, H. pylori eradication, and chemotherapy.
- Complete remission was achieved in 5 out of 7 patients, highlighting treatment efficacy.
Implications:
- The findings support the development of a tailored treatment and management strategy for colorectal MALT lymphoma based on disease presentation.
- This research contributes valuable insights into the clinical behavior and therapeutic responses of this rare gastrointestinal malignancy.
- Further research is warranted to establish definitive treatment protocols for colorectal MALT lymphoma.
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