<prompt> The karyotype of a patient with androgen insensitivity Syndrome is46XX46XY47XXY45X0  <response>: Karyotype-46 ,XY. Normal genitK appearance -SRY deletion ,SF1 defect,Gonadal dysgenesis ,Severe StAR defect ,Complete androgen insensitivity syndrome. Genital ambiguity -Testicular dysgenesis ,Steroidogenic defects,Paial androgen insensitivity syndrome ,Aromatase deficiency. Chromosomal study: Karyotype is 46, XY. In infants and children, stimulation by hCG before measurement of hormones needed. Serum testosterone is normal or higher Serum E2 level is high normal for males Serum LH level is normal or slightly elevated FSH is normal. USG: --Ovaries, uterus, upper 23rd of vagina and tubes are absent Reference: OP Ghai ,essential.paediatrics ,8 th edition, page no- 538,table 17.32 . 