Thanks for the reply!
Yes, had mono a few years back.
My most recent TT was not 544.
The top lab in the link is from 2 weeks ago with TT, FT, CBC. TT was 432 and free T was 11.7. The labwork 9 months ago shows TT at 520, but FT at just 9.3.
Somedays I do sit in front of a computer a lot...