PMC3722621_01
Karyotype 47, XX + 21 of the daughter of Triple X syndrome
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F1
The child had 47 chromosomes with trisomy 21 (47, XX, +21) Figure 1.
Karyptype 47, XX + X of the Down syndrome's mother
IJHG-19-111-g002.jpg
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F2
The patient also has 47 chromosomes with a triple X karyotype (47, XX, +X) Figure 2.