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What would be your first line treatment option for a symptomatic patient with grade 3 well differentiated GI neuroendocrine tumor?

Would the presence of peritoneal carcinomatosis change your treatment strategy? If Ki-67 <50%, would you avoid platinum based cytotoxics?
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What would be your first line treatment option for a symptomatic patient with grade 3 well differentiated GI neuroendocrine tumor?

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1 Answer
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Medical Oncology · Mayo Clinic
Answered on · Updated on

This would be a somewhat unusual scenario in small bowel NETs as they are uncommonly grade 3 (G3). That said, we and others, have increasingly been seeing well differentiated G3 NETs of small bowel origin, usually late in the disease course and in repeat biopsies. Most WD G3 NETs are of pancreatic o...

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