Eosinophilia in the returning traveler.
Eosinophilia in a traveler returning from the developing world should first and foremost suggest the possible presence of a helminth parasite. Protozoal parasites are much less commonly associated with eosinophilia. Other entities to be considered include allergies, drug reactions, and numerous other miscellaneous causes.
Wolfe
M S
MS
Department of Medicine, George Washington University School of Medicine, Washington, DC.
D004802:Eosinophilia / Q000209:etiology*; D006373:Helminthiasis / Q000150:complications*; D006801:Humans; D014195:Travel