Preoperative MRI | Tumour characteristic | n | Percentage | |
---|---|---|---|---|
Location | Convexity | 10 | 19 | |
Parasaggital | 19 | 36 | ||
Tuberculum sella | 9 | 17 | ||
Anterior clinoid | 5 | 10 | ||
Olfactory groove | 3 | 6 | ||
Falx | 3 | 6 | ||
Sphenoid ridge | 2 | 4 | ||
Planum sphenoidale | 1 | 2 | ||
Mass effect | Ventricular asymmetry | 23 | 44 | |
Midline shift | 12 | 23 | ||
Enhancement | Homogenous | 43 | 83 | |
Cystic component | 1 | 2 | ||
Dural tail | 13 | 25 | ||
Bilateral | 4 | 8 | ||
Multifocal | 4 | 8 | ||
Mean | Median | Range | ||
Tumour volume (cm3) | 35.29 ± 29.39 | 29.39 | 2.35 to 104.20 | |
Tumour edema-FLAIR (cm3) | 24.83 ± 32.39 | 9.72 | 0 to 132.05 | |
Midline shift (mm) | 2.16 ± 4.29 | 0 | 0 to 15.47 | |
Postoperative CT scanning | Finding | n | Percentage | |
Residual tumour | 1 | 2 | ||
Brain edema | 35 | 67 | ||
Brain infarct | 1 | 2 | ||
Midline shift | 12 | 23 | ||
Bleeding | 22 | 42 | ||
Mean | Median | Range | ||
Midline shift (mm) | 1.29 ± 2.83 | 0 | 0 to 12.35 | |
Bleeding (cm3) | 1.13 ± 4.19 | 0 | 0 to 29.68 |