Skip to main content

Table 1 Clinical data of patients with intraventricular meningioma (n = 25)

From: Intraventricular meningiomas frequently harbor NF2 mutations but lack common genetic alterations in TRAF7, AKT1, SMO, KLF4, PIK3CA, and TERT

clinical data n = 25 [%]
Sex [n]  
 Male 8 32
 Female 17 68
Age [years]  
 Mean 48  
 Median 54  
 Range 14–75
WHO Grade [n]  
 WHO°I 22 88
 WHO°II 3 12
Histological Subtype [n]  
 Fibroblastic 7 28
 Transitional 12 48
 Atypical 3 12
 Mixed/Unknown 3 12
Location [n]  
 Trigonal left 13 52
 Trigonal right 7 28
 Third ventricle 4 16
 Fourth ventricle 1 4
Tumor recurrence [n]  
 Recurrence 5  
Extent of Resection [n]  
 GTR (Simpson °I-°III) 23 92
 STR (Simpson °IV-°V) 1 4
 Unknown 1 4
Postoperative treatment [n]  
 Radiotherapy 2  
 Chemotherapy 0  
Pre-operative tumor volume [cm3]  
 Median size 36.7  
 Mean Size 43.0  
 Range 0.8–134.6
Follow-up [months]
 Median 13
 Mean 50
 Range 0.7–399
Progression free survival
 At 5 years 86%  
 Median [months] 79 (2–319)