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Sandra Nguyen

Sandra Nguyen

Specialist Veterinary Oncologist & Hospital Director at SASH, Sydney. Board-certified (DACVIM-Oncology), former faculty at Ohio State University.

Aug 10, 2026

8:50
So that's the first question is, why do we need this test if we already have cytology?
8:55
Yeah, I think in the diagnostic space, there's two places where this test is useful.
9:01
One is in that early cancer detection phase.
9:06
which is part of the reason the sensitivity has been sacrificed for specificity in some ways, because you don't want to be giving people false positives for lymphoma.
9:19
So those breeds that are predisposed to lymphoma, which are like the Goldens, Eagles, Boxers, Mastiffs, Labs, Rottweilers and Border Collies in this country.
9:33
I think when you're doing your yearly screening at, say, I don't know, five years on, you can just add that cancer DX to your total annual health profile.
9:44
Senior wellness pet check, you add your cancer DX on and if you get a positive, well, then you get to be eagle eye on that dog, even if it's asymptomatic now.

10 MINS LATER

20:18
Okay.

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