extra chromosomes

What Is Hyperdiploidy?

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What Is Hyperdiploidy? Hyperdiploidy (chromosomal number 51-65) is a common cytogenetic abnormality in pediatric patients with B-lymphoblastic leukemia (B-ALL) and belongs to the favorable cytogenetic subgroup. Hyperdiploidy in adult B-ALL is much less common and its clinical significance has not been well studied. What is Hyperdiploidy in myeloma? Abstract. Chromosomal hyperdiploidy is the defining genetic

Can You Have An Extra Chromosome And Be Normal?

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Can You Have An Extra Chromosome And Be Normal? Can you have an extra chromosome and be normal? A common form of aneuploidy is trisomy, or the presence of an extra chromosome in cells. “Tri-” is Greek for “three”; people with trisomy have three copies of a particular chromosome in cells instead of the normal