Pentasomy X Disorder: Understanding One of the Rarest Chromosomal Aneuploidies
What is Pentasomy X Disorder, and Why is it So Rare? Pentasomy X syndrome, a rare chromosomal disorder, involves the presence of five X chromosomes instead of the usual two in females. As a form of aneuploidy, this genetic variation leads to a range of developmental, physical, and sometimes cognitive symptoms. With fewer than 50 […]