Case No. | Group | Immunohistochemistry | Next generation sequencing analysis (Gene mutations) | MSI analysis | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
MLH1 loss | β-catenin | MUC2 | MUC5AC | MUC6 | CD10 | BRAF | FBXW7 | KIT | PTEN | SMAD4 | SMARCB1 | TP53 | |||
1 | Dysplasia | – | + | + | + | + | – | + | – | – | – | – | – | + | MSS |
2 | Dysplasia | + | + | + | + | + | – | + | – | – | – | – | – | – | MSI-high |
3 | Dysplasia | + | + | + | + | + | – | + | + | + | – | + | – | – | MSI-high |
4 | Dysplasia | – | + | + | + | + | – | + | – | – | + | – | + | – | MSS |
5 | Carcinoma | + | + | + | + | + | – | + | – | – | – | – | – | – | MSS |
6 | Carcinoma | – | + | + | – | – | – | + | – | – | – | – | – | + | MSS |
7 | Carcinoma | + | + | + | + | + | – | – | + | – | – | – | – | – | MSI-high |
8 | Carcinoma | + | + | + | + | + | – | + | + | – | – | – | – | – | MSI-high |