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A well differentiated, low grade neuroendocrine tumor (carcinoid tumor) that arises from the rectum. The mitotic count is less than 2 per 10 HPF and/or the Ki67 index is equal to or less than 2 percent.
1 clinical trial registered, 1 recruiting. Interventions under study include medical devices. Pipeline includes 1 NA. Research is primarily sponsored by academic and government institutions.
22 publications have been identified in PubMed for rectal neuroendocrine tumor G1. Research spans Clinical Trial Publication (36%), Case Report / Case Series (32%), and Epidemiology / Natural History (18%).
Research Type | Count | % of Total |
|---|---|---|
Clinical study results | 8 |
Data assembled from 3 of 12 sources · Last updated Sep 20, 2026, 3:08 PM UTC
Patient case studies | 7 | 32% |
Disease patterns and progression | 4 | 18% |
Research summaries | 2 | 9% |
Other research | 1 | 5% |
Kim S (2025). [PMID: 40494667](https://pubmed.ncbi.nlm.nih.gov/40494667/). *Digestive endoscopy : official journal of the Japan Gastroenterological Endoscopy Society*. [Clinical Trial Publication]
Kaur T (2025). [PMID: 41458666](https://pubmed.ncbi.nlm.nih.gov/41458666/). *Cureus*. [Case Report / Case Series]
Ishikawa A (2025). [PMID: 40584281](https://pubmed.ncbi.nlm.nih.gov/40584281/). *JGH open : an open access journal of gastroenterology and hepatology*. [Case Report / Case Series]
Sánchez-Arreguín R (2025). [PMID: 41162247](https://pubmed.ncbi.nlm.nih.gov/41162247/). *Revista de gastroenterologia de Mexico (English)*. [Epidemiology / Natural History]
Xu PR (2025). [PMID: 40921837](https://pubmed.ncbi.nlm.nih.gov/40921837/). *Surgical endoscopy*. [Clinical Trial Publication]
Perez K (2025). [PMID: 39834129](https://pubmed.ncbi.nlm.nih.gov/39834129/). *The oncologist*. [Clinical Trial Publication]
Park JS (2025). [PMID: 40692298](https://pubmed.ncbi.nlm.nih.gov/40692298/). *Clinical endoscopy*. [Clinical Trial Publication]
Aizawa M (2025). [PMID: 41391854](https://pubmed.ncbi.nlm.nih.gov/41391854/). *Fukushima journal of medical science*. [Case Report / Case Series]
Li C (2025). [PMID: 40183344](https://pubmed.ncbi.nlm.nih.gov/40183344/). *Cancer control : journal of the Moffitt Cancer Center*. [Epidemiology / Natural History]
Luo ZK (2025). [PMID: 39828588](https://pubmed.ncbi.nlm.nih.gov/39828588/). *Zhonghua zhong liu za zhi [Chinese journal of oncology]*. [Clinical Trial Publication]
AI-curated news mentioning rectal neuroendocrine tumor G1
Updated Sep 2, 2026
A recent study highlights the significance of late recurrence in patients with rectal neuroendocrine tumors, particularly focusing on delayed hepatic metastasis. This research may influence future monitoring and treatment strategies for affected patients.
A systematic review and meta-analysis compares modified endoscopic mucosal resection and endoscopic submucosal dissection for rectal neuroendocrine tumors measuring 10 mm or less. This study provides insights into treatment efficacy for this specific tumor size.