Table 2.
Bone Histomorphometry
| Diagnosis |
Control 1 |
Z-score |
Patient |
Z-score |
Control 2 |
Z-score |
Control 2 |
Z-score |
Control 3 |
Z-score |
Control 3 |
Z-score |
|
Idiopathic hypoparathyroidism |
ADH |
ADH |
ADH |
|||||||||
| Treatment |
Conventional |
13.5 yr of PTH |
Conventional |
1 yr of PTH |
Conventional |
1 yr of PTH |
||||||
| Age at biopsy | 22 yr | 19 yr | 14 yr | 15 yr | 12 yr | 13 yr | ||||||
| BV/TV (%) | 24.80 | −0.67 | 45.44 (27.8 ± 4.5) | 3.92 | 26.46 (25.7 ± 5.3) | 0.14 | 38.41 (25.7 ± 5.3) | 2.40 | 18.01 (24.4 ± 4.3) | −1.49 | 39.80 (24.4 ± 4.3) | 3.58 |
| Tb.Wi (μm) | 110.39 | −1.78 | 162.86 (153 ± 24) | 0.41 | 128.44 (157 ± 22) | −1.30 | 115.08 (157 ± 22) | −1.91 | 113.05 (148 ± 23) | −1.52 | 132.65 (148 ± 23) | −0.67 |
| Tb.No (#/mm) | 2.25 | 1.56 | 2.79 (1.83 ± 0.27) | 3.56 | 2.06 (1.63 ± 0.16) | 2.69 | 3.34 (1.63 ± 0.16) | >5 | 1.59 (1.66 ± 0.22) | −0.32 | 3.00 (1.66 ± 0.22) | >5 |
| Tb.Sp (μm) | 334.83 | −0.90 | 195.93 (404 ± 77) | −2.70 | 357.15 (461 ± 70) | −1.48 | 185.21 (461 ± 70) | −3.94 | 521.97 (464 ± 78) | 0.74 | 200.87 (464 ± 78) | −3.37 |
| Cn-O.Pm (%) | 0.31 | −3.00 | 10.8 (16.5 ± 5.4) | −1.06 | 8.24 (25.7 ± 8.0) | −2.18 | 11.59 (25.7 ± 8.0) | −1.76 | 8.49 (22.1 ± 7.8) | −1.74 | 14.53 (22.1 ± 7.8) | −0.97 |
| Cn-E.Pm (%) | 6.95 | −1.81 | 8.7 (18.0 ± 6.1) | −1.52 | 5.96 (18.0 ± 5.7) | −2.11 | 2.55 (18.0 ± 5.7) | −2.71 | 9.64 (14.9 ± 5.6) | −0.94 | 6.39 (14.9 ± 5.6) | −1.52 |
Values in parentheses are mean ± SD.(10)
ADH, autosomal dominant hypoparathyroidism; Cn, cancellous; BV/TV, bone volume; Tb.Wi, trabecular width; Tb.No, trabecular number; Tb.Sp, trabecular separation; O.Pm, osteoid perimeter; E.Pm, eroded perimeter.