Komaroff, Anthony L, Jacobson, Steven, Ablashi, Dharam V et al. · Herpes : the journal of the IHMF · 2006
Scientists at an international conference discussed new tests to detect two common viruses (HHV-6 and HHV-7) in the body and whether they might trigger nervous system diseases. These viruses can infect brain cells, and researchers think they may play a role in conditions like chronic fatigue syndrome, along with multiple sclerosis and other neurological problems. Better tests are being developed to tell if someone has an active infection or just carries the virus dormant.
Some ME/CFS researchers have hypothesized that persistent or reactivated HHV-6 infection may contribute to disease pathology. This conference summary brings together evidence on how HHV-6 and -7 can infect nervous system cells and trigger disease in certain populations, which is relevant to understanding potential infectious triggers in ME/CFS. Better diagnostic tools could help determine whether these viruses play a role in ME/CFS patients.
This review does not prove that HHV-6 or HHV-7 causes ME/CFS, only that these viruses *may* be involved. The article discusses immunocompromised populations and in vitro/animal data; findings in these contexts do not automatically apply to immunocompetent ME/CFS patients. Association between virus detection and disease does not establish causation.
About the PEM badge: “PEM required” means post-exertional malaise was an explicit required diagnostic criterion for participant inclusion in this study — not that PEM was studied, observed, or discussed. Studies using criteria that do not require PEM (e.g. Fukuda, Oxford) are tagged “PEM not required”. How the atlas works →
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