TABLE 2.
Bone Marrow Burden Scoring Criteria: Anatomic Distribution
| Lumbar Spine | Femur | ||
|---|---|---|---|
| Infiltration Pattern | Points | Site of Involvement | Points |
| Patchy | 1 | Diaphysis | 1 |
| Diffuse | 2 | Proximal epiphysis or apophysis | 2 |
| Absence of fat around basivertebral vein | 1 | Distal epiphysis | 3 |
Note— Adapted with permission from Maas M, van Kujik C, Stoker J, et al. Quantification of bone involvement in Gaucher disease: MR imaging bone marrow burden score as an alternative to Dixon quantitative chemical shift MR imaging—initial experience. Radiology 2003; 229:554–561 [16].