Oopie, it's very difficult to do Atkins as a vegetarian because the choices are so limited and the diet will get too boring to stay on long. However, some people do manage to do it.
I don't have any first-hand knowledge about it, but here is a link that might help answer some of your questions.
http://www.atkinsdietbulletinboard.c...egetarian.html (Can I do Atkins as a Vegetarian?)