The clinical examination at birth revealed a severe micropenis (1 cm, <2.5 SDS) and bilateral undescended testes, and the results of clinical endocrinology examination revealed signs of neonatal hypoglycemia, central hypothyroidism, and growth hormone (GH) and adrenocorticotrophic hormone (ACTH) deficiencies (Table 1). Here, GH1 is linked to Central hypothyroidism.