Tumour growth is more dispersed in pancreatic head cancers than in rectal cancer: implications for resection margin assessment*

Verbeke C S, Knapp J & Gladhaug I P (2011) Histopathology 59, 1111–1121 Tumour growth is more dispersed in pancreatic head cancers than in rectal cancer: implications for resection margin assessment Aims: The UK definition of microscopic resection margin involvement (R1) in pancreatic head cancer, based on tumour lying <1 mm from the margin, has been adopted from rectal cancer, but has never been validated. The aim of this study was to assess...