Peter Attia· MD
you want to know is the amount of tumor DNA in the blood you know undetectable it is it you know and also its velocity is it changing because as you mention that could tell you um is your treatment working the tumor DNA burden or load is going down um is it undetectable and you're potentially Cur that there's no longer that a source of tumor DNA in your body um or you know is it present even after a a um uh you know a treatment with intent to to cure and that the presence of that tumor DNA still means basically um and we appreciate this now um unfortunately you have not been cured or that patient hasn't been cured because there is some nidus of tissue somewhere that still Harbors these mutations and therefore is the tumor even if it's not detectable by any other means