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Differential diagnostic search for hypereosinophilic syndrome

https://doi.org/10.17650/1818-8346-2025-20-3-47-51

Abstract

Idiopathic hypereosinophilic syndrome is characterized by a persistent increase in serum eosinophil counts >1.5 × 109 / L for 4 weeks and the absence of any clinical, laboratory and instrumental data suggesting the etiology of this phenomenon. It is not always possible to confirm the reactive nature of eosinophilia or identify clonal disease. The article presents a clinical case of differential diagnostic search for the cause of hypereosinophilia in a patient.

About the Authors

A. S. Buzuk
City Hospital No. 26
Russian Federation

2 Kostyushko St., Saint Petersburg 196247



E. V. Chernova
City Hospital No. 26
Russian Federation

2 Kostyushko St., Saint Petersburg 196247



A. V. Koloskov
City Hospital No. 26
Russian Federation

Kostyushko St., Saint Petersburg 196247



V. N. Marchenko
I.P. Pavlov First Saint Petersburg State Medical University, Ministry of Health of Russia
Russian Federation

6–8 L’va Tolstogo St., Saint Petersburg 197022



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Review

For citations:


Buzuk A.S., Chernova E.V., Koloskov A.V., Marchenko V.N. Differential diagnostic search for hypereosinophilic syndrome. Oncohematology. 2025;20(3):47-51. (In Russ.) https://doi.org/10.17650/1818-8346-2025-20-3-47-51

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ISSN 1818-8346 (Print)
ISSN 2413-4023 (Online)