a. Epithelial tumors上皮性肿瘤
i. Hyperplastic polyp
增生性息肉
ii. Sessile serrated lesions without dysplasia
无蒂锯齿状病变,无异型增生
iii. Serrated dysplasia异型增生
1. Serrated dysplasia,Low-grade
异型增生,低级别
2. Serrated dysplasia,High-grade
异型增生,高级别
iv. Low-grade appendiceal mucinous neoplasm
低级别阑尾黏液性肿瘤
v. High-grade appendiceal mucinous neoplasm
高级别阑尾黏液性肿瘤
vi. Adenocarcinoma腺癌
1. Mucinous adenocarcinoma
黏液腺癌
2. Signet cell adenocarcinoma
印戒细胞癌
vii. Carcinoma, undifferentiated
未分化癌
viii. Goblet cell adenocarcinoma
杯状细胞腺癌
ix. Neuroendocrine tumor神经内分泌肿瘤
1. Neuroendocrine tumor, grade 1
神经内分泌肿瘤,G1级
2. Neuroendocrine tumor, grade 2
神经内分泌肿瘤,G2级
3. Neuroendocrine tumor, grade 3
神经内分泌肿瘤,G3级
4. L cell tumor
L细胞肿瘤
5. Glucagon like peptide producing tumor
胰高血糖素样肽生成性肿瘤
6. PP/PYY producing tumor
PP/PYY生成性肿瘤
7. Enterochromaffin cell carcinoid
肠嗜铬细胞类癌
8. Serotonin producing carcinoid
5-羟色胺生成性类癌
x. Neuroendocrine carcinoma神经内分泌癌
1. Large cell neuroendocrine carcinoma
大细胞神经内分泌癌
2. Small cell neuroendocrine carcinoma
小细胞神经内分泌癌
xi. Mixed neuroendocrine–non-–neuroendocrine neoplasm (MiNEN)
混合性神经内分泌-非神经内分泌肿瘤