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Published on: May 8, 2018
Liver transplantation for metastatic neuroendocrine tumors
Abstract:
The ideal management of NET must be addressed on a case-by-case basis, with consideration given to patient factors, disease burden, and clinical tumor activity. Outcome improvement for LT in the setting of metastatic disease requires better characterization of the biological behavior of NETs and further identification of factors to be included in the selection criteria. Box 3 summarizes the many areas that have been, and are currently, undergoing investigation. LT as an attempt for cure rather than palliation is a justified treatment option for well-selected patients with metastatic neuroendocrine tumors of the pancreas and GI system. Optimization of pretransplantation staging and patient management algorithms, patient selection, and posttransplant management options are areas that need to be better defined. Further investigations for defining reproducible prognostic factors, consistent histopathologic evaluation, and uniform preoperative staging and site-specific data are needed. With the advancement of newer treatment modalities, it is necessary to define the role of LT along with the optimal perioperative management of existing and recurrent disease.
Insights
Liver transplantation (LT) offers a potential cure for select patients with metastatic neuroendocrine tumors (NETs) of the pancreas and GI system. Further research is needed to optimize patient selection and management for improved outcomes.
Area of Science:
- Hepatobiliary surgery and transplantation
- Gastroenterology and oncology
- Neuroendocrine tumor (NET) research
Background:
- Management of neuroendocrine tumors (NETs) requires individualized approaches considering patient factors, disease burden, and tumor activity.
- Improving outcomes for liver transplantation (LT) in metastatic NETs necessitates a deeper understanding of tumor biology and refined selection criteria.
Purpose of the Study:
- To evaluate the role of liver transplantation (LT) as a curative option for well-selected patients with metastatic neuroendocrine tumors (NETs).
- To identify areas needing further investigation for optimizing LT in NET management, including staging, patient selection, and post-transplant care.
Main Methods:
- Review of current research and clinical investigations into liver transplantation (LT) for metastatic neuroendocrine tumors (NETs).
- Analysis of factors influencing outcomes and the need for standardized criteria in NET patient management.
Main Results:
- Liver transplantation (LT) is a viable curative treatment for carefully selected patients with metastatic pancreatic and GI NETs.
- Significant gaps exist in defining optimal pre- and post-transplant management, patient selection algorithms, and prognostic factors for NETs.
Conclusions:
- Further research is essential to define reproducible prognostic factors, standardize histopathologic evaluation, and establish uniform staging for NETs.
- The role of LT and optimal perioperative management strategies require further clarification amidst evolving treatment modalities for NETs.
