Hi Becky, I hope we can help. Here's a helpful, albeit crusty FAQ on discographies:
http://www.adrsupport.org/forums/f49...i-expect-7979/
Pls take the time to read all the topics, as they should answer most of your questions.
That said, bear in mind that these procedures do introduce risks and may negatively affect the health of an already immune-compromised spinal disc. I've met spine surgeons that continue to maintain that position, though they seem to be in the minority.