Pediatrics Genetics And Genetic Disorders 9d8f552f The chromosomal disorder in patau Syndrome is: A Chromosome 21 B Chromosome 18 C Chromosome 13 D Chromosome 45x / 46xx High-Yield Explanation (Chromosome 13) (593-G) (615-Ghai 7th)* Down syndrome - 21* Edwards syndrome - 18* Patau syndrome - 13* Turner's syndrome - 45X/ 46XX* Klinefelter syndrome - 47XXY