Alan's BEST advocate! You could almost hire yourself out to go with others afflicted w/PN as a 'translator'!
Not to mention that you both are soo lucky to have Dr Fred.
It's essentially an ultrasound test and non-invasive. I've had it done several times and it's kind of interesting. The sound effects are GREAT!
A site for the process IS:
http://www.gehealthcare.com/usen/ult...msucmeadi.html
Hope this helps! - j