Is this a Hernia? In desperate need of help!

The spots marked seem a bit low and medial for a Petit’s hernia but a physical examination by a knowledgeable surgeon will help figure that out.
The MRI scan you provided is of her spine, so most views will not catch this area, but it seems they did do a pelvis MRI so a review of the MRI as Dr Earle mentioned should help figure out what this is.
If it’s as simple as a lipoma, that is an easy fix.
In the Kaiser system, go see Dr Talar Tejirian in the Hollywood Kaiser on Sunset. She specializes in hernias in the Kaiser system. I’ll let her know to expect you.