title: A diagnostic challenge: Eosinophilia of unknown etiology.
authors: McMaster Medical Centre, Hamilton, Ontario, Canada.
authors: Farah
authors: F
authors: Jazuli
authors: Department of Family and Community Medicine, University of Toronto, Toronto, Ontario, Canada.
authors: Timothy J
authors: TJ
authors: Kelton
authors: Tropical Disease Unit, Toronto General Hospital, University of Toronto, Canada. Electronic address: Jay.keystone@utoronto.ca.
authors: Jay S
authors: JS
authors: Keystone
mesh_terms: D000368:Aged; D000818:Animals; D004802:Eosinophilia / Q000188:drug therapy / Q000209:etiology* / Q000469:parasitology; D005076:Exanthema / Q000209:etiology; D005260:Female; D005368:Filariasis / Q000175:diagnosis* / Q000188:drug therapy / Q000469:parasitology; D005681:Gabon; D006801:Humans; D008117:Loa / Q000187:drug effects / Q000276:immunology / Q000302:isolation & purification*; D013321:Strongyloides / Q000276:immunology; D014195:Travel