Originally Posted by
atomic sagebrush
There is no connection between baby's position and gender. and babies really aren't considered "breech" per se at 21 weeks, they have a lot of room to maneuver and it's totally normal for them to be flipping and flopping aroudn. Point being, I find it hard to believe that a tech would be flummoxed by a baby in "breech" position at 21 weeks because they will have seen babies in every position at that stage of the game.
I am concerned (assuming you want a boy, that is) because generally speaking, at 21 weeks a boy would be super obvious. If the first tech couldn't get a good boy shot in a half and hour, and the second tech thinks girl, I would think girl as well.