Between 18 and 22 weeks, you'll get a detailed anatomy scan, called a level 2 ultrasound ... By weeks 18 to 20, the determination for a baby boy would be based on the following signs: Male ...

Medically reviewed by Renita White, MDThere are some expecting parents who don't want to know their baby's sex before birth. But if you're one of the many who are eager to find out before your baby ...