Table 2 Imaging criteria of different pathologies
From: Different strategies in the management of thalamic space-occupying lesions
Pathology | CT | MRI | ||||
|---|---|---|---|---|---|---|
T1WMRI | T2WMRI | T1WMRI contrast | DWMRI | DTI | ||
Pilocytic astrocytoma | Hypo: 40% Iso: 40% Hypo/hyper:20% (calcified) | Hypo: 75% | Hypo: 40% Hyper:40% | Enhancing: 55% | No restriction | Only 1 case showed compression |
Grade 2-3 glioma | Iso: 50% | Hypo: 66% | Hypo: 30% Hyper: 30% | Enhancing: 65% | – | Only 1 case showed infiltration |
GBM | Iso: 60% Hyper: 40% | Hyper: 20% Iso: 80% | Hypo: 40% Iso: 60% | Strong enhancement: 100% | – | – |
Abscess | Central deg. with enhanc. capsule 100% | Hypo: 100% | Iso: 100% | Enhancing capsule 100% | Diffusion restriction 100% | – |
Benign epithelial cyst | Hypo: 100% | Hypo: 100% | Hyper: 100% | – | – | – |