Other Variations

/Other Variations

Thinking About Starting Testosterone for XXY/XXYY/XXXY

Presentation slides from the 2017 AXYS Family Conference presentation: Thinking About Starting Testosterone for XXY/XXYY/XXXY  (PDF) Presented by Shanlee Davis, MD, MSCS

Klinefelter Syndrome and Other Sex Chromosomal Aneuploidies

The term Klinefelter syndrome (KS) describes a group of chromosomal disorder in which there is at least one extra X chromosome to [...]

Clinical research: Extra X impairs awareness of others’ minds

Kate Yandell Published: June 13, 2014 References: 1.) van Rijn S. et al. Genes Brain Behav. Epub ahead of print (2014) 2.) Bishop D.V. [...]

Effects of short-course androgen therapy on the neurodevelopmental profile of infants and children with 49,XXXXY syndrome

Abstract Aim: The aim of this investigation was to ascertain whether an early course of androgen treatment (three injections testosterone enanthate, 25 mg) [...]

48,XXYY, 48,XXXY and 49,XXXXY Syndromes: Not Just Variants of Klinefelter Syndrome

Tartaglia, Ayari, Howell, D'Epagnier, Zeitler ePublished: April 9, 2011 ABSTRACT Sex chromosome tetrasomy and pentasomy conditions occur in 1:18,000-1:100,000 male births. While [...]

What is Intersex?

Organisation Intersex International Published: 2010 INTERSEX is congenital difference in anatomical sex. That is, physical differences in reproductive parts like the testicles, penis, vulva, clitoris, ovaries [...]