Eosinophilia caused by Toxocara canis infection

Eosinophilia is defined as an absolute peripheral blood eosinophil count > 0.5 GL. Most often, its intensity mild. usually accompanies other diseases such allergic, rheumatological, infectious, or oncological. The signs depend on the underlying diseases. After starting treatment of disease, returns to reference range. diagnosis eosinophilia starts by excluding secondary causes. Clonal a rare disease in which eosinophils are part tumor clone. clonality confirmed molecular biology methods. most common eosinophilic infiltration includes skin, lungs, and heart. symptoms not connected with bone marrow. manifestation can be mild but also severe, life-threatening like venous thromboembolism. This article presents case 36-year-old man caused Toxocara canis infection manifested systemic symptoms, erythroderma, liver failure.