Toxocariasis
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Published:2021
2021. "Toxocariasis", Red Book: 2021–2024 Report of the Committee on Infectious Diseases, Committee on Infectious Diseases, American Academy of Pediatrics, David W. Kimberlin, MD, FAAP, Elizabeth D. Barnett, MD, FAAP, Ruth Lynfield, MD, FAAP, Mark H. Sawyer, MD, FAAP
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Clinical disease is caused by parasitic nematode larva migration through tissues. Signs and symptoms differ depending on the affected organ and host inflammatory response. Toxocariasis can be of following types: covert toxocariasis, visceral larva migrans, neurotoxocariasis, or ocular larva migrans. Most infected children are asymptomatic. Covert disease most often presents with simple, persistent eosinophilia and may be attributed to the continuation of the migratory phase, which may last for many years. Symptoms of visceral toxocariasis include fever, cough, wheezing, abdominal pain, and malaise and uncommonly may include myocarditis and rash. Neurotoxocariasis may manifest with an eosinophilic meningoencephalitis, space-occupying lesions, myelitis,...