I know it's hard to wait, but Lupus is really diagnosed after everything else has been ruled out, and it often depends more on your symptoms (and how they react to medications) than it does to blood work.
You've checked the Diagnosing Lupus link below, right?
Lynnwood, Lupus & Sjogren's Moderator, Dx: 2000DIAGNOSING LUPUS & HW's LUPUS 101
"Life is far too important to be taken seriously." - Oscar Wilde