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Table 4 Types of mutations observed in 211 fibroepithelial lesions

From: A novel genomic panel as an adjunctive diagnostic tool for the characterization and profiling of breast Fibroepithelial lesions

Type of Mutation Fibroadenoma (n = 167) Phyllodes Tumor (n = 44) p value
n (%) n (%)  
Missense 110 (65.9) 34 (77.3) 0.202
Promoter 6 (3.6) 21 (47.7) < 0.001
Non Frameshift 33 (19.8) 10 (22.7) 0.676
Frameshift 5 (3.0) 8 (18.2) 0.001
Nonsense 1 (0.6) 6 (13.6) < 0.001
Splice site 0 (0.0) 2 (4.6) 0.043