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Volume 8, Number 4—April 2002

Baylisascaris procyonis: An Emerging Helminthic Zoonosis

Frank J. Sorvillo*Comments to Author , Lawrence R. Ash*, O.G.W. Berlin*†, JoAnne Yatabe†, Chris Degiorgio‡, and Stephen A. Morse§
Author affiliations: *University of California Los Angeles School of Public Health, Los Angeles, California; †Specialty Labs, Santa Monica, California, USA; ‡University of California Los Angeles School of Medicine, Los Angeles, California, USA; §Centers for Disease Control and Prevention, Atlanta Georgia, USA;

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Reported human cases of larval Baylisascaris procyonis infection

Yeara Location Age Sex Clinical Outcome Reference
1980 Pennsylvania 10 mo Male Eosinophilic meningoencephalitis Fatal 17
1984 Illinois 18 mo Male Eosinophilic meningoencephalitis Fatal 18
1990 New York 13 mo Male Eosinophilic meningoencephalitis Severe neurologic sequelae 19
1992 California 29 yr Male Diffuse unilateral subacute neuroretinitis Ocular sequelae 21
1991 Germany 48 yr Female Diffuse unilateral subacute neuroretinitis Ocular sequelae 22
1995 Massachusetts 10 yr Male Esoinophilic cardiac pseudotumor Fatal 20
1996 Michigan 6 yr Male Chorioretinitis, neurologic deficits Severe neurologic sequelae 23
1996 Michigan 2 yr Male Eosinophilic meningoencephalitis, chorioretinitis Severe neurologic sequelae 23
1997 California 13 mo Male Eosinophilic meningoencephalitis Severe neurologic sequelae 2
1998 California 11 mo Male Eosinophilic encephalitis Severe neurologic sequelae 1
1999 California 17 yr Male Eosinophilic meningoencephalitis Fatal b

aYear of onset or report.
b Pers. comm., W. Murray.

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Page updated: July 15, 2010
Page reviewed: July 15, 2010
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