Table 2
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Histological subtypes and mutation frequencies in skull base meningiomas

Histological SubtypeAKT1E17K(n [%])KLF4K409Q(n [%])TRAF7 (n [%])
Meningothelial (n = 54 [58.1%])18 [33.3]4 [7.4]1 [1.8]
Fibroblastic (n = 9 [9.7%])2 [22.2]00
Transitional (n = 11 [11.8%])3 [27.3]2 [18.2]0
Secretory (n = 3 [3.2%])03 [100]1 [33.3]
Psammomatous (n = 5 [5.4%])3 [60]2 [40]0
Atypical grade II (n = 11 [11.8%])3 [27.3]00
Histological SubtypeAKT1E17K(n [%])KLF4K409Q(n [%])TRAF7 (n [%])
Meningothelial (n = 54 [58.1%])18 [33.3]4 [7.4]1 [1.8]
Fibroblastic (n = 9 [9.7%])2 [22.2]00
Transitional (n = 11 [11.8%])3 [27.3]2 [18.2]0
Secretory (n = 3 [3.2%])03 [100]1 [33.3]
Psammomatous (n = 5 [5.4%])3 [60]2 [40]0
Atypical grade II (n = 11 [11.8%])3 [27.3]00
Table 2
Open in new tab

Histological subtypes and mutation frequencies in skull base meningiomas

Histological SubtypeAKT1E17K(n [%])KLF4K409Q(n [%])TRAF7 (n [%])
Meningothelial (n = 54 [58.1%])18 [33.3]4 [7.4]1 [1.8]
Fibroblastic (n = 9 [9.7%])2 [22.2]00
Transitional (n = 11 [11.8%])3 [27.3]2 [18.2]0
Secretory (n = 3 [3.2%])03 [100]1 [33.3]
Psammomatous (n = 5 [5.4%])3 [60]2 [40]0
Atypical grade II (n = 11 [11.8%])3 [27.3]00
Histological SubtypeAKT1E17K(n [%])KLF4K409Q(n [%])TRAF7 (n [%])
Meningothelial (n = 54 [58.1%])18 [33.3]4 [7.4]1 [1.8]
Fibroblastic (n = 9 [9.7%])2 [22.2]00
Transitional (n = 11 [11.8%])3 [27.3]2 [18.2]0
Secretory (n = 3 [3.2%])03 [100]1 [33.3]
Psammomatous (n = 5 [5.4%])3 [60]2 [40]0
Atypical grade II (n = 11 [11.8%])3 [27.3]00
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