The karyotype of a patient with Androgen Insensitivity Syndrome is:
Correct Answer: 46XY
Description: Androgen Insensitivity Syndrome is the largest single entity that leads to 46, XY undermasculinization. AIS is divided into three categories that are differentiated by the degree of genital masculinization: Complete Androgen Insensitivity Syndrome (CAIS) is indicated when the external genitalia is that of a normal female, Mild Androgen Insensitivity Syndrome (MAIS) is indicated when the external genitalia is that of a normal male, and Paial Androgen Insensitivity Syndrome (PAIS) is indicated when the external genitalia is paially, but not fully masculinized. Ref:Kligman, Behrman, Jenson, Stanton (2008), Chapter 589, "Disorders of Sex Development", In the book, "Nelson's Textbook of Pediatrics", Volume 2, 18th Edition, New Delhi, Page 1164
Category:
Pediatrics
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