Table 2.
Laboratory data of the proband in case 2.
| 9 months old | 2 years old | 3 years old | 4 years and 5 months old | 4 years and 8 months old | |
|---|---|---|---|---|---|
| Calcium (mg/dL) | 9.9 | 9.6 | 9.4 | 9.0 | 8.1 |
| Phosphate (mg/dL) | 6.6 | 6.2 | 5.8 | 7.5 | 6.9 |
| Albumin (g/dL) | 4.0 | 4.1 | NA | NA | 4.4 |
| Intact-PTH (pg/mL) | 44 | 296 | 299 | 550 | NA |
| 25OHD (ng/mL) | 25.8 | NA | NA | NA | 12.1 |
| Creatinine (mg/dL) | 0.29 | NA | 0.30 | 0.35 | 0.31 |
| TSH (μIU/mL) | 7.32 | 10.4 | 5.46 | 5.17 | 5.31 |
| Free T4 (ng/dL) | 0.87 | 0.78 | 0.91 | 1.00 | 0.90 |
| Free T3 (pg/mL) | 3.0 | NA | 2.9 | NA | NA |
PTH. parathyroid hormone; 25OHD. 25-hydroxyvitamin D; 1,25(OH)2D. 1,25-dihydroxyvitamin D; TSH. thyroid-stimulating hormone; T4. thyroxine; T3. triiodothyronine; NA. not available.