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47 XYY (Klinefelters) Syndrome
Sign/Symptoms
Behaviour: Attention Deficit (Reduced Ability to Focus)
Breast Enlargement in Males (Gynaecomastia)
Delayed Language Production
Erection Failure: Impotence
Height Tall
Infertility
Libido (Sex Drive) Decrease
Limbs Long
Mind: Developmental Delay
Mind: Low Self Esteem
Penis Small
Testicles Small and Firm
Weakness
Drugs
Our Records are Incomplete for Drugs
Treatments
Attributes
Commonality
is
rare
Gender
= M
Incidence
is
approximately
1 in 2,000 people
Further Tests
Chorionic Villus Sampling (CVS)
Abnormal Genetic or Biochemical Markers (Increased)
Follicle-Stimulating Hormone (FSH) Concentration
Follicle-Stimulating Hormone (FSH) (Increased)
Luteinizing Hormone (LH) Concentration
Luteinizing Hormone (LH) (Increased)
Testosterone Concentration
Testosterone (Decreased)
Urine Estriol (E3) Concentration
Urine Estriol (E3) (Increased)
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