Exam: Genetic Disorders in Paediatrics Complete Guide to Aneuploidies Down Syndrome Turner Syndrome Microdeletion and Imprinting Disorders
30:00
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A boy presents with intellectual disability, long face, large ears, and macroorchidism after puberty. Genetic testing reveals CGG repeat expansion. Which disorder is most likely?
A
Huntington disease
B
Fragile X syndrome
C
Myotonic dystrophy
D
Friedreich ataxia