A 19-year-old female with sho stature, wide spread nipples and primary amenorrhea most likely has a karyotype of: (AI 2003): (A) 47, XX + 18, (B) 46, XXY, (C) 47, XXY, (D) 45 X0
Answer is D. Given features suggests the diagnosis of Turner's syndrome. Turner's syndrome Most common sex chromosomal disorder in phenotypic females. Results from complete or paial loss of one X chromosome (45, XO) Characterized by hypogonadism in phenotypic females.