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Transcript
TURNER SYNDROME
1)Daikidou Dimitra – Vasileia
2)Halkiadaki Evangelia
What is Turner Syndrome?
• Relatively common
disorder caused by
the loss of genetic
material from one of
the sex
chromosomes.
• Affects only females
Symptoms
Clinical features
•
•
•
•
•
Short stature (143-145cm tall)
Loss of ovarian function
Hormone imbalances( thyroid, diabetes)
Stress and emotional deprivation
Diseases affecting the kidneys, heart,
lungs or intestines
• Bone diseases
• Learning problems( esp. in maths)
Genetic causes
• X chromosome
monosomy
• X chromosome
mosaicism
• X chromosome
defects
Diagnosis
• Possible during
infancy or early
childhood
• A physical exam is
the first indication
• The best test is a
karyotype, ie a
laboratory test
presenting the
chromosomes
Treatment
•
•
•
•
•
Growth hormone therapy
Estrogen replacement therapy
Cardiac surgery (when needed)
In vitro fertilization (to achieve pregnancy)
Psychological help
Is Turner Syndrome “hereditary”?
 Although it is a
genetic disorder, it is
not usually hereditary
 There are no known
environmental causes
of the syndrome
 Women with Turner
Syndrome are usually
infertile