>> Any gastrointestinal issues? If so then it would be a good chance that they would be there, if so then see the Metametrix GI Effects test which uses PCR. If they are in the GI tract then this test will find them.
>>Do you need a diagnosis? Many people bypass this and just treat. Albendazole is the drug of choice and would be the most effective especially with the suspiciion that they have disseminated.
>>Have you considered Morgellon's?
>>Take a look at parasite Testing Center (Dr. Amin) in Arizona. He is a PhD in parasitology although he does not use PCR he may be of some help. He also has info on Morgellons.