Is the New T1 Category as Defined in the Eighth Edition of the AJCC Pancreatic Cancer Staging System an Improvement?
Wooil KwonTaesung ParkJin HeRyota HiguchiDonghee SonSeung Yeoun LeeJaeri KimYoonhyeong ByunHongbeom KimSun-Whe KimChristopher L WolfgangMasakazu YamamotoJin-Young JangPublished in: Journal of gastrointestinal surgery : official journal of the Society for Surgery of the Alimentary Tract (2019)
The new T1 definition may be more practical, but the implications of the concept of "extension beyond the pancreas" should be re-investigated. Further, the subcategorization of T1a/b/c may not be adequate and may require revision or deletion.