what is the difference between klinefelter and turners syndrome??

  • Klinefelter Syndrome

    • Cause: Additional copy of X chromosome, i.e., 47 chromosomes (XXY)

    • Affected individual has an overall masculine development with gynaecomastia; individual is sterile.

  • Turner’s Syndrome

    • Cause: Absence of one X chromosome, i.e., 45 chromosomes (XO).

    • Affected females are sterile; have rudimentary ovaries; secondary sexual characters are absent

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