Sexual ambiguity may be seen in which of the following conditions ?: (A) Androgen insensitivity, (B) Pure gonadal dysgenesis, (C) Sawyer syndrome, (D) Mixed gonadal dysgenesis
Answer is D. Genital assymetry is mostly due to mixed gonadal dysgenesis,ovotesticular disorders of sexual differentiation. Figure : Phenotypic characteristics of external and internal genitalia at bih. (A) Eighty-five percent of the patients had a hemiscrotum containing a gonad on one side and hemi-labia on the other side. All patients had a unique orifice (arrow). (B) Vaginal pocket (arrow): 92% of the patients had a hemiuterus (asterisk). Reference: OP Ghai ,essential paediatrics ,8th edition. page no 539 ,table 17.33