Table 3 Compare HR-pQCT measurements pre- and six-month post- treatment of one representative patient (LJ004)
From: Bone mineral density and bone microarchitecture in a cohort of patients with Erdheim-Chester Disease
| Â | Pre-Tx Tibia | Post-Tx Tibia | Pre-Tx Radius | Post-Tx Radius |
|---|---|---|---|---|
Geometric features | ||||
 Total area (mm2) | 784.8 | 776.4 | 335.8 | 301.4 |
 Cortical area (mm2) | 147.2 | 146.2 | 72.9 | 76.1 |
 Trabecular area (mm2) | 643.3 | 635.9 | 267.1 | 229.1 |
Volumetric BMD | ||||
 Total BMD (mg/cm3) | 350.7 | 361.1 | 310.1 | 337.7 |
 Trabecular BMD (mg/cm3) | 223.7 | 228.5 | 145 | 134.8 |
 Cortical BMD (mg/cm3) | 911.3 | 944.8 | 930.2 | 960.6 |
Microarchitecture measurements | ||||
 Trabecular BV/TV | 0.326 | 0.328 | 0.204 | 0.189 |
 Trabecular number (1/mm) | 1.885 | 1.462 | 1.467 | 1.516 |
 Trabecular thickness (mm) | 0.305 | 0.322 | 0.216 | 0.216 |
 Trabecular spacing (mm) | 0.536 | 0.696 | 0.647 | 0.637 |
 Standard deviation of 1/trabecular number | 0.22 | 0.293 | 0.228 | 0.23 |
 Cortical thickness (mm) | 1.58 | 1.616 | 1.123 | 1.247 |
 Cortical porosity (%) | 0.01 | 0.01 | 0.007 | 0.004 |