[quote=Kaga]And then she asked me if she looked any better with make-up on[/quote]

Natural's always better.

[quote=Kaga]So now that I think about she does kind of have an atrocious memory. o.o But, I mean, she claims her mom had her tested and she didn't have anything diagnosable, so...[/quote]

A lot of diagnosis daughter's are shit, or the Parents just have a really poor idea of what counts as a diagnosis.
It's possible her parents never did get her tested, or the doctor just didn't know what they were doing.