. The disease is caused by a parasitic roundworms (nematode) commonly found in dogs (Toxocara canis) and cats (Toxocara cati). Infection occurs through ingestion of eggs from contaminated soil, food, or water.
. The symptoms include: fever, abdominal pain, hepatomegaly, and respiratory symptoms (Visceral), eye inflammation, retinal damage, vision loss (Ocular).
. Detection of IgG antibodies indicates past or chronic infection. Early diagnosis helps guide appropriate treatment, reducing the risk of complications, improving patient outcomes, and also valuable for monitoring the efficacy of treatment.