Table 1. Clinical forms of Toxocara infection and logical reasons for clinical treatment and prevention.

	Clinical characteristics of patients			Treatment reasons
Clinical forms	Signs and Symptoms	Eosinophilia	Serology	Clinical	Prevention/Control
Visceral Larva Migrans	High/Mild	High	High/Mild	Yes*	Yes**
Ocular Larva Migrans	High	Doubtful	Mild	Yes	Yes
Neurotoxocariasis	Mild	Doubtful	Mild	Yes	Yes
Covert toxocariasis	Doubtful	Doubtful	Mild	Yes	Doubtful
Asymtomatic toxocariasis	None	Doubtful	Mild	No	Doubtful

* In cases of clinical toxocariasis, thiabendazole (15 mg/kg/body weight/day) for 5 days.

** Positive results for eosinophilia and serological testes.