2016_Head & Neck COURSE BOOK

Differential diagnosis of Sinonasal Tumor Feature

ENB SNUC SNEC

P i Necrosis N l

rognos s

i bl var a e + + variable

poor +++ +++ +++ +++ + +++ -

f

bl avora e - - variable NR

l i uc ear anap as a Mitoses V l i i ascu ar nvas on Secretory granules

++ +++

+++

Keratin S100

+ ++

++ ++

NSE

+++ variable

+++

Frierson Am J Surg Pathol 1986 Ejaz Adv Anat Pathol 2005

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