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 testDOL 22DOL 100Reference values

IGF-116<156–124 ng/mL
IGF-BP3<5001039–3169 ng/mL
Cortisol3.2 (random)8 (post-ACTH)≥18 μg/dL (post-ACTH)
TSH62.20.35–10 μIU/mL
FT40.70.50.6–1.7 ng/mL