Case Report
A Case of Buccal Clear Cell Carcinoma Caused by Rare Fusion Gene: EWSR1-CREM
Table 2
Pathological findings and diagnostic methods of previously reported cheek or buccal mucosa CCC cases.
| Authors | Findings | Diagnosis | Solid sheets | Nests | Cords | Trabeculae | Hyalinizing stroma | Ducts and gland-like spaces |
| Simpson et al. [14] | + | + | + | NA | + | NA | IHC, EMS | T Hiroki [15] | + | NA | NA | NA | + | + | IHC, EMS | Milchgrub et al. [16] | NA | + | + | + | + | NA | FNA | O’Sullivan-Mejia et al. [17] | NA | + | + | + | + | NA | IHC | Solar et al. [9] | + | + | + | + | + | NA | IHC | Onoda et al. [11] | + | NA | + | NA | + | NA | IHC | Shah et al. [18] | + | + | NA | + | + | NA | IHC, FISH | + | + | NA | + | + | NA | IHC, FISH | Yamanishi et al. [3] | + | + | + | + | + | NA | IHC, RT-PCR | Albergotti et al. [19] | NA | + | + | NA | + | NA | FISH | Hernandez-Prera [20] | + | + | NA | + | + | NA | IHC, FISH | Present study | + | + | + | + | + | + | IHC, FISH |
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