[Ambiguous genitalia and review of the cases]

ABSTRACT

Ambiguous genitalia is an important medical problem, so the physicians who see newborns should note to its urgent diagnosis and early decision for rearing gender. The subject of this article is describing the different types of disorders of sex development [DSD], its new classification and approach to the patients. The prevalence of its different types in 282 patients who was seen during 20 years is also reported. 46,XX DSD was the most prevalent type and 97.6% of it was due to congenital adrenal hyperplasia. 46,XY DSD and sex chromosome DSD were seen in 9.2% and 1.4%, respectively