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An aggressive, high-grade and poorly differentiated carcinoma with neuroendocrine differentiation that arises from the extrahepatic bile ducts. It is characterized by the presence of malignant small cells.
No clinical trials have been registered for extrahepatic bile duct small cell adenocarcinoma.
10 publications have been identified in PubMed for extrahepatic bile duct small cell adenocarcinoma. Research spans Case Report / Case Series (60%), Review / Meta-Analysis (30%), and Basic Science / Preclinical (10%).
Research Type | Count | % of Total |
|---|---|---|
Patient case studies | 6 | 60% |
Data assembled from 2 of 12 sources · Last updated Sep 20, 2026, 6:04 PM UTC
Research summaries
3 |
30% |
Laboratory research | 1 | 10% |
Nakanuma Y (2026). [PMID: 42122152](https://pubmed.ncbi.nlm.nih.gov/42122152/). *Cancers (Basel)*. [Review / Meta-Analysis]
Goeppert B (2025). [PMID: 40864260](https://pubmed.ncbi.nlm.nih.gov/40864260/). *Pathologie (Heidelberg, Germany)*. [Basic Science / Preclinical]
Muhd Opandi NA (2025). [PMID: 41357720](https://pubmed.ncbi.nlm.nih.gov/41357720/). *Cureus*. [Case Report / Case Series]
Hirano S (2025). [PMID: 39805624](https://pubmed.ncbi.nlm.nih.gov/39805624/). *Nihon Shokakibyo Gakkai zasshi = The Japanese journal of gastro-enterology*. [Case Report / Case Series]
Hrudka J (2025). [PMID: 41102000](https://pubmed.ncbi.nlm.nih.gov/41102000/). *Ceskoslovenska patologie*. [Review / Meta-Analysis]
Kiuchi R (2025). [PMID: 40657564](https://pubmed.ncbi.nlm.nih.gov/40657564/). *Surgical case reports*. [Case Report / Case Series]
Miyazaki M (2025). [PMID: 40204450](https://pubmed.ncbi.nlm.nih.gov/40204450/). *Nihon Shokakibyo Gakkai zasshi = The Japanese journal of gastro-enterology*. [Case Report / Case Series]
Song Y (2024). [PMID: 38864854](https://pubmed.ncbi.nlm.nih.gov/38864854/). *Clinical cancer research : an official journal of the American Association for Cancer Research*. [Case Report / Case Series]
Xu K (2024). [PMID: 39164890](https://pubmed.ncbi.nlm.nih.gov/39164890/). *Liver international : official journal of the International Association for the Study of the Liver*. [Review / Meta-Analysis]
Tomura S (2024). [PMID: 38766407](https://pubmed.ncbi.nlm.nih.gov/38766407/). *JFMS open reports*. [Case Report / Case Series]