Research Article
Oncogenic PIK3CA Mutation and Dysregulation in Human Salivary Duct Carcinoma
Table 1
Clinical and pathologic features of salivary duct carcinoma cases.
| Case | Gender | Age | Location | Tumor size | Perineural invasion | Margin | Lymph node | Pleomorphic adenoma | HER2 expression | PIK3CA mutation |
| SDC1 | M | 60 | Parotid | 2.3 cm | + | − | 1/2 | − | + | − | SDC2 | M | 65 | Parotid | 2.2 cm | + | + | 15/29 | − | − | H1047R | SDC3 | F | 50 | Parotid | 1.7 cm | + | − | 8/44 | + | N/A | E545K | SDC4 | M | 58 | Parotid | 2.0 cm | + | − (close) | 14/45 | + | ++ | − | SDC5 | M | 67 | Parotid | N/A | N/A | + | 0/12 | + | − | − | SDC6 | M | 71 | Parotid | 1.6 cm | + | − (close) | N/A | − | +++ | − |
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Abbreviations: N/A: not available or not applicable; close: less than 0.1 cm.
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