Pseudohermaphroditism in a female child is most commonly due to –
Classic 21-hydroxylase deficiency is the most common cause of Ambiguous genitalia in a newborn.
Virilization is usually apparent at birth in females i.e Pseudohermaphroditism of a female child.
21–hydroxylase deficiency
17–hydroxylase deficiency
11–hydroxylase deficiency
3–hydroxylase deficiency