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Hypereosinophilia and Hypereosinophilic Syndrome

 • Secondary Hypereosinophilic Syndrome
 • Clinically Relevant HES Variants
 • When to
Hypereosinophilia ... and Hypereosinophilic ... Diagnosis and Treatment ... HES #Hematology #eosinophilia ... #eosinophils #diagnosis
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... Testing Algorithm INDICATIONS ... /hypereosinophilia ... 1,500 cells/µL • Hypereosinophilia ... glucocorticoid treatment
Differential Diagnosis of Pulmonary Eosinophilia
Infection:
 • Helminthic: Loffler syndrome (Ascaris, hookworm, Strongyloides), Tropical pulmonary eosinophilia (lymphatic
Diagnosis of Pulmonary Eosinophilia ... Tropical pulmonary eosinophilia ... (ABPA, ABPM) Medications ... sting Others: • Eosinophilic ... , Hypereosinophilic
Eosinophilia - Differential Diagnosis Algorithm
Idiopathic Eosinophilia
Primary Eosinophilia:
 • Primary hypereosinophilic syndrome
 • Eosinophilic Leukemia
 • MPN/MDS
Eosinophilia - Differential ... Primary Eosinophilia ... : • Primary hypereosinophilic ... syndrome • Eosinophilic ... Secondary Eosinophilia
Causes of Eosinophilia - Differential Diagnosis
Bugs:
 - Fungus (aspergillosis)
 - Viral (HIV)
 - Ectoparasites (scabies, myiasis)
Causes of Eosinophilia ... DRESS - AIN - Eosinophilic ... Leukemia - Primary Hypereosinophilic ... Syndrome - Chronic Eosinophilic ... coyefish379 #Eosinophilia
Hypereosinophilia Syndrome (HES) - Diagnosis and Management
Definition: An absolute eosinophil count (AEC) greater than 1500 and
Hypereosinophilia ... attributable to eosinophilia ... confirmed tissue eosinophilia ... with blood eosinophilia ... Alert_Oriented3 #Hypereosinophilia
On the left a case of chronic eosinophilic pneumonia.
It was a patient with low-grade fever, progressive
case of chronic eosinophilic ... There was a marked eosinophilia ... Chronic eosinophilic ... Chronic eosinophilic ... respond promptly to treatment
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
Diagnosis • Eosinophilia ... (AEC > 500, hypereosinophilia ... Infections, Autoimmune, Medications ... Reactive (Infection, medications
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
Approach to Eosinophilic ... Diseases • Acute Eosinophilic ... SOB • Chronic Eosinophilic ... fever, rhinitis • Eosinophilic ... , CV, renal • Hypereosinophilic
Hypereosinophilia (HE) Summary

 • Definition
 • When to Suspect?
 • A Partial Classification of Hypereosinophilia
 •
Hypereosinophilia ... Classification of Hypereosinophilia ... Presentations • Treatment ... @ZhuoerXie #Hypereosinophilia