I have no answers, except that I sometimes like a doctor who is conservative when it comes to rash procedures.
Do you have lianne chase's email address still? It might be better to email her directly and ask. It might be some time before another parent in your situation wanders in to the forum. If you don't have it, let me know and I'll find a way to get your question to her.
Also, if you haven't already, try the LM expert at