- Spinal cord diameter enlarged.
- Eccentric epicenter for tumor.
- Average length of the tumor is 4 spinal segments.
- Malignant tumors appear similar to benign.
- Hypointense 80% of time, remaining 20% isointense.
- Blurred margins due to infiltrative nature of tumor.
- Gadolinium enhances in almost all cases.
- Nonhomogeneous (as opposed to edema, which is homogeneous).
- Size matches T1-weighted sequence with benign tumors.