Statistics for pancreatic neuroendocrine tumors, a rare tumor type that is not as aggressive as standard pancreatic cancer, are murkier and less reliable given how few patients there are.

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While there are some published studies describing liver transplant as a treatment option for neuroendocrine pancreatic tumors, it isn't a common approach, experts said.

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Since neuroendocrine tumors are less lethal than true pancreatic cancer, doing so may not have made much difference.

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