11 results
Causes of Eosinophilia - Differential Diagnosis
Bugs:
 - Fungus (aspergillosis)
 - Viral (HIV)
 - Ectoparasites (scabies, myiasis)
- Differential ... Dermatitis - Asthma ... Hypereosinophilic Syndrome - Chronic ... Eosinophilic Leukemia ... #Differential #
Eosinophilia - Differential Diagnosis Algorithm
Idiopathic Eosinophilia
Primary Eosinophilia:
 • Primary hypereosinophilic syndrome
 • Eosinophilic Leukemia
 • MPN/MDS
Eosinophilia - Differential ... Leukemia • MPN ... : Asthma, Eczema ... ) • Infectious: ... insufficiency, Chronic
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
and Leukopenia - Differential ... Diagnosis • Eosinophilia ... hypereosinophilia > 1500): Allergic ... Neoplastic • Neutropenia ... Diagnosis #causes #hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
common causes are asthma ... , allergy, drug ... reaction, infection ... Disorders #Algorithm #Differential ... #diagnosis #hematology
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Pseudotumor - Infectious ... • Acne • Allergy ... History of Bleeding, Infection ... Age > 50 • Chronic ... Algorithm #Causes #Hematology
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
cough, SOB • Chronic ... 45yo, F; Hx of asthma ... loss, malaise • Allergic ... , CNS, skin • Infectious ... Diseases #pulmonary #differential
Basophilia - Differential Diagnosis Framework

Basophils < 1% of the total white blood cell count
Basophils function similarly
Basophilia - Differential ... released during an allergic ... reaction or asthma ... Disorders: • Chronic ... ’s Disease • Asthma
Cough - Diagnostic Schema

Infectious: URTI, LRTI, Bacterial, Viral
Irritant/Exposure: Allergic, Post-infectious, Pneumonitis, ACEi, PTX, Foreign Body
Airway Disease:
Irritant/Exposure: Allergic ... Airway Disease: Asthma ... mycobacterial), Eosinophilic ... Schema #Acute #Chronic ... #Differential #
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Chronic leukemia ... Malaise, bleeding, infections ... • (Peripheral eosinophilia ... or functional neutropenia ... #Hematology #Oncology
Approach to Elevated Tryptase - Differential Diagnosis Framework

The DDx of elevated tryptase can be broken down
2nd pass = Chronic ... ESRD & CAD • Eosinophilic ... • Parasitic infections ... #Diagnosis #hematology ... #allergy