Having had no experience with lupus nephritis, I can only offer you moral support, and welcome you to the forum. Your wife is lucky to have a concerned hubby like you.
I hope you get some answers soon.
SLE, fibro, renauds, restless leg, hiatal hernia, double vision, migraines, costocondritis.
prednisone, plaquenil, leflunomide, neurontin, synthroid, triamterene, actonel, niaspan, lyrica, tri-est, cymbalta, acifex