Klinefelter's Syndome:
Traits of a person that suffers from klinefelter syndrome

The klinefelter syndrome is one of the most common syndromes. it was found by Dr.Klinefelter and Albright in 1942. 1 out of every 500 males is expected to have it but the symptoms don’t always show it all depends on the amount of xxy cells the person has in his body, testosterone, and his age when he is diagnosed with the syndrome. Most people don’t know that they have klinefelter syndrome till they are adults because they have few symptoms as babies and children, but for others they have very noticeable effects on growths and appearance. This syndrome may also give the boy difficulties speaking. This syndrome affects 3 main areas of development, physical, social, and learning.
All boys with this syndrome are infertile, and only four with the mosaic form of the syndrome have been known to have children.

Physical traits
  • When they are babies they may walk, crawl, and sit up.
  • They have weaker muscles then average people.
  • The baby will have birth problems such as his testicles will not drop into his scrotum
  • He will have a taller stature
  • Longer legs, shorter torso, broader hips when compared to other boys.
  • Small, firm testicles.
  • Small penis
  • Weak bones
  • Lager beast tissue (gynecomastia)
  • Infertility- not being able to have children.
  • Decreased sex drive and sexual problems
  • Absent or delayed or incomplete puberty
  • After puberty the boy has less muscle on his body, less facial and body hair on him compared to other teens
  • also decresased libido.... which reffers to the urge to have sexual intercourse
  • Blood tests show increased levels of gonadotropins + a decreased level of testosterone
  • Teeth thinning
  • Slow mental abilitly
  • Diabetes and thyroid problems
  • Psychological difficulties
  • All boys with this syndrome are infertile, and only four with mosaic form of the syndrome have been known to have children
external image klinefelter-syndrome2.jpg external image 07_07a-Klinefelter_syndrome.jpg



Works cited






"Klinefelter syndrome: Symptoms - MayoClinic.com." Mayo Clinic. N.p., n.d. Web. 27 Feb. 2012. <http://www.mayoclinic.com/health/klinefelter-syndrome/DS01057/DSECTION=symp
"Klinefelter Syndrome." NICHD - The Eunice Kennedy Shriver National Institute of Child Health and Human Development Official Home Page. N.p., n.d. Web. 27 Feb. 2012. <http://www.nichd.nih.gov/health/topics
"Klinefelter Syndrome Causes, Symptoms And Karyotype ." Medical Articles, Medical News, Medical Questions. N.p., n.d. Web. 29 Feb. 2012. <http://www.doctortipster.com/3314-klinefelter-syndrome.html>.