Contrast-to-noise ratio (CNR) for anatomic features in high-resolution images obtained precontrast and after administration of liposomal-Gd
| Anatomic Feature | Precontrast | Liposomal-Gd |
|---|---|---|
| Epidural venous plexus | −0.1 | 6.5 |
| Posterior spinal vein | −0.5 | 2.3 |
| Anterior spinal artery | 1.4 | 4.1 |
| Radicular artery (of Adamkiewicz) | 3.2 | 6.8 |
Note:—Liposomal-Gd indicates gadolinium-encapsulated long-circulating liposomes.