Pentasomy X, also known as 49,XXXXX and quintuple-X, is a chromosomal condition in which an individual has five X chromosomes instead of two.
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Pentasomy X, also known as 49,XXXXX and quintuple-X, is a chromosomal condition in which an individual has five X chromosomes instead of two.
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49,XYYYY Pride Flag
49,XYYYY Karyotype: a rare Y chromosome number condition with a variable phenotype mainly characterized by moderate to severe intellectual disability, speech delay, hypotonia, and mild dimorphic features, including facial asymmetry, hypertelorism, bilateral low set 'lop' ears, and micrognatia.
-Ap