- Meningioma location in 74 patients with WHO grade II meningioma.
Locations | Atypical N=60 (81%) | Choroid/ Clear cell N=14 (19%) | P-value |
---|---|---|---|
Skull base (n=34) | 26 (76.5) | 8 (23.5) | 0.300 |
Anterior fossa (n=2) | 2 (100) | 0 (0.0) | |
Olfactory groove (n=6)Clinoid (n=1) | 6 (100)0 (0.0) | 0 (0.0)1 (100) | |
Tuberculum selle (n=2) | 2 (100) | 0 (0.0) | |
Planum sphenoidale (n=8) | 6 (75) | 2 (25) | |
Petrous (n=2) | 1 (50) | 1 (50) | |
Sphenoidal wing (n=4) | 2 (50) | 2 (50) | |
Foramen magnum (n=2) | 2 (100) | 0 (0.0) | |
CP angle (n=5) | 3 (60) | 2 (40) | |
Clivus (n=2) | 2 (100) | 0 (0.0) | |
Convexity (n=23) | 18 (78.3) | 5 (21.7) | 0.711 |
Frontal (n=12) | 9 (75) | 3 (25) | |
Temporal (n=7) | 5 (71.4) | 2 (28.6) | |
Parietal (n=3) | 3 (100) | 0 (0.0) | |
Occipital (n=1) | 1 (100) | 0 (0.0) | |
Midline (n=15) | 14 (93.3) | 1 (6.7) | 0.229 |
Parasagittal (n=6) | 6 (100) | 0 (0.0) | |
Falx (n=4) | 3 (75) | 1 (25) | |
Tentorium (n=5) | 5 (100) | 0 (0.0) | |
Other (n=2) | 2 (100) | 0 (0.0) |