hrp0094wg4.1 | ESPE Working Group on Disorders of Sex Development (DSD) Symposium | ESPE2021

New insights into sex differentiation and their relevance to disorders of sex development

Nicol Barbara ,

Embryos initially form undifferentiated gonads, reproductive tracts and external genitalia that will progressively acquire female or male characteristics. This fate decision is initiated in the undifferentiated gonads and depends on sex chromosomes and fine-tuned expression of complex networks of molecular pathways. Defects at different levels of this cascade of events can trigger a large spectrum of Disorders of sex development (DSDs), defined as “congenital conditions w...