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Symptoms of Klinefelter syndrome

Symptoms of Klinefelter syndrome

Klinefelter syndrome is a congenital disease in which the baby is born with an extra sex chromosome. Specifically, the genetic endowment is XXY and the child is a male with testosterone deficiency. As a consequence of this hormonal alteration, the child reaches puberty and does not develop secondary sexual characteristics. Males with this genetic condition have poorly developed musculature, little facial hair, small testicles, breast development, etc.

By (gynecologist), (embryologist), (embryologist) and (psychologist).
Last Update: 01/18/2022