Endocrine, NETs

Question 1

Grading of NET and NEC

Answer 1

NETs
-Grade 1: well differentiated and <2 mitotic rate and Ki67<2%

-Grade 2: not 1 or 3

NECs
-Grade 3: poorly differentiated or > 20 mitotic rate or ki67 > 20%

Question 2

MEN1

Answer 2

Pancreatic NETs, hyperparathyrodism, pituitary tumor