Send them a request, in writing, for a copy of your son's records. You are entitled to them by law. That doesn't mean they have to fast about it, but having things in writing certainly helps - they can't pretend later they never got the request.
The PRI being 'outstanding' would indicate giftedness (that means his raw ability to reason and learn is higher than average). Depending on the actual scores, a GAI might be a more useful number than the FSIQ for him. (GAI takes the VCI and PRI and ignores the WMI and PSI numbers.)
