Prognostic factors at diagnosis and value of WHO classification in a mono-institutional series of 180 non-functioning pancreatic endocrine tumours

Abstract
Background: Non-functioning pancreatic endocrine tumours (NF-PETs) are an aggressive gastroenteropancreatic neoplasm. The present study assessed survival, value of World Health Organisation (WHO) classification and prognostic utility of clinicopathological parameters at diagnosis.