ArticleFrontiers in immunology2025
Clinical and pathological analysis of indolent T-cell lymphoproliferative disease of the gastrointestinal tract.
Article in Frontiers in immunology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.
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Who cites it
2 citing papers in PubMed.
- Spectrum, pathobiology, mechanistic insights and diagnostic challenges of post-CAR T cell therapy lymphoproliferative disorders.Nature reviews. Clinical oncology · 2026Review
- Acute intestinal obstruction caused by multifocal nodular inflammatory disease of the small intestine: a case report and literature review.BMC surgery · 2026Review
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Authors and funding
5 authors.
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Abstract
Objective: This study aimed to investigate the clinicopathological features of indolent T-cell lymphoproliferative disease of the gastrointestinal tract (ITLPD-GI) and to improve its diagnostic and therapeutic approaches. Methods: A retrospective analysis was conducted on eight ITLPD-GI patients treated between January 2018 and January 2024. Clinical data, pathological features, immunophenotypes, molecular testing results, and follow-up records were reviewed. Results: Clinical characteristics: Male-to-female ratio 3:5; mean age at onset 42 years. Symptoms: Predominantly diarrhea and abdominal pain. Endoscopic findings: Erosions, multiple shallow ulcers, and small polypoid lesions. Pathological features: Histology: Atrophy of gastric/intestinal glands with diffuse infiltration of small lymphocytes (round/irregular nuclei, dense chromatin) in the lamina propria; rare mitoses; absence of angioinvasion or necrosis. Notably, two cases showed prominent plasma cell infiltration in the superficial mucosa. Immunophenotype: Pan-T-cell markers positive (5/8); CD4-/CD8+ (5/8), CD4+/CD8+ (2/8), CD4+/CD8- (1/8); aberrant CD20 expression (2/8); low Ki-67 index. TCR rearrangement: Monoclonal in all four tested cases. Treatment and prognosis: Supportive therapy (five cases): Dietary modification, immunosuppression, immunomodulation, and anti-infective agents. Symptoms resolved in one case but persisted in four. Targeted therapy (one CD20+ case): Rituximab added, with no improvement after 14 months of follow-up. Chemotherapy (two cases): Prednisone + thalidomide; one achieved significant remission at 9 months, while the other showed no response (persistent diarrhea/anxiety) at 35 months. No disease progression was observed during follow-up. Conclusion: ITLPD-GI is a rare indolent monoclonal T-cell proliferation with non-specific clinical/endoscopic features, necessitating differentiation from aggressive lymphomas to avoid misdiagnosis and overtreatment. Diagnosis relies on histomorphology, immunohistochemistry, and TCR clonality assessment (critical for atypical cases, e.g., CD20+). The majority of patients have favorable outcomes with conservative management. Enhanced clinical awareness and novel therapeutic targets warrant further exploration.
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