Most common chromosomal syndrome in children is?
**Down syndrome (Trisomy 21) is the most common of the chromosomal disorder. **Trisomy 16 is the most common trisomy overall, however most do not survive and die in utero Hence, among the live bihs, or among children, most common chromosomal abnormality is Trisomy 21
Fragile X-syndrome
Trisomy 17
Trisomy 21
Trisomy 13
Impoant Genetic Syndromes