What is Chromosome 9 Trisomy?

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Chromosome 9, Trisomy Mosaic, is a rare chromosomal triplication where there are three copies of the chromsome 9 instead of the usual two copies in a percentage of cells in the body. Chromose 9 Trisomy Complete is a rare triplication of chromosome 9 is in every cell of the body. The severity of this disorder depends on the percentage of affected cells. Problems common in cases of Chromosome 9 Trisomy are Interuterine Growth Restriction (IUGR), cognitive disability, congental heart defects, craniofacial abnormalities including sloping forehead, bulbous nose, and low-set, malformed ears. There may also be abnormalities of the muscles or skeleton, kidneys, genitals. This disorder may also be called Trisomy 9 […]