Ambiguous value of Haemophilus influenzae isolation in Guillain-Barre and Fisher syndromes.

J Neurol Neurosurg Psychiatry

Department of Neurology, Dokkyo University School of Medicine, Kitakobayashi 880, Mibu, Shimotsuga, Tochigi 321-0293, Japan.

Published: December 2005

Background: Haemophilus influenzae is considered a causative agent of Guillain-Barré syndrome (GBS) and Fisher syndrome, but the frequency of this infection in GBS is controversial.

Objective: To determine whether isolation of H influenzae indicates it is a causative agent in GBS and Fisher syndrome.

Results: Four (15%) of 27 patients with GBS and Fisher syndrome in whom H influenzae was isolated were also seropositive for Campylobacter jejuni. Antiganglioside IgG antibodies in these four patients did not cross react with their H influenzae lipo-oligosaccharides, whereas antiganglioside antibodies in the four patients with positive serology for H influenzae did.

Conclusions: The findings suggest that H influenzae isolation is not always indicative of the causative agent in these syndromes and that tests for other infections should be made, even in cases of positive culture.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1739435PMC
http://dx.doi.org/10.1136/jnnp.2005.065359DOI Listing

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