hrp0092p2-237 | Pituitary, Neuroendocrinology and Puberty | ESPE2019

Heterozygous OTX2 Deletion in a Boy with Normal Eye Development and Normal Pituitary Function

Boros Emese , Boitsios Gramatina , Vilain Catheline , Balikova Irina , Heinrichs Claudine , Brachet Cécile

Introduction: Orthodenticle homeobox 2 (OTX2) is a transcription factor that plays a critical role in brain and eye development. Heterozygous deleterious mutations in this gene lead to eye malformation such as anophthalmia, microphthalmia, coloboma or optic nerve hypoplasia, normal or hypoplastic pituitary gland and normal or ectopic posterior pituitary gland with isolated growth hormone deficiency or combined pituitary hormone deficiency. There is no...