Very good info. I must say, this shows how ignorant the medical community is toward these DANGEROUS parasites. When a vet cannot detect them, you know more must be done in terms of diagnostics.
The article explains that fluke is one of the most studied and understood of the categories of parasites infecting mammals.
They mentioned "Valbazen" which is an albendazole. It says this is a very effective medication for fluke, tapeworm, roundworm and the like. Something I don't think I have run into thus far. Shroom