Case Report
Anterior Pituitary Aplasia in an Infant with Ring Chromosome 18p Deletion
Table 1
Endocrinology workup obtained at day of life 22, compared with that obtained at day of life 100 (3 months of age).
| Lab test | DOL 22 | DOL 100 | Reference values |
| IGF-1 | 16 | <1 | 56–124 ng/mL | IGF-BP3 | — | <500 | 1039–3169 ng/mL | Cortisol | 3.2 (random) | 8 (post-ACTH) | ≥18 μg/dL (post-ACTH) | TSH | 6 | 2.2 | 0.35–10 μIU/mL | FT4 | 0.7 | 0.5 | 0.6–1.7 ng/mL |
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