29 results
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
and Leukopenia - Differential ... hypereosinophilia > 1500): Allergic ... Neoplastic • Neutropenia ... Benign ethnic neutropenia ... Diagnosis #causes #hematology
Isolated Neutropenia - Differential Diagnosis Algorithm
Chronic (>3 months):
 • Extrinsic: Vitamins
 • Intrinsic: Congenital, Inflammatory
Transient:
 •
Isolated Neutropenia ... - Differential ... Diagnosis Algorithm Chronic ... , Non-infectious ... Diagnosis #Algorithm #hematology
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
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Malaise, bleeding, infections ... pain, bleeding, infections ... bruising, bleeding, infection ... or functional neutropenia ... #Leukemia #Hematology
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Causes of Neutropenia ... malignancies • Infection ... Myelofibrosis Stem cell ... #Differential # ... Algorithm #Causes #Hematology
Eosinophilia - Differential Diagnosis Algorithm
Idiopathic Eosinophilia
Primary Eosinophilia:
 • Primary hypereosinophilic syndrome
 • Eosinophilic Leukemia
 • MPN/MDS
Eosinophilia - Differential ... histiocytosis • Allergic ... : Asthma, Eczema ... eosinophilia) • Infectious ... insufficiency, Chronic
NAACP mnemonic for the major causes of Eosinophilia 
N = Neoplasia (CML, Hodgkins lymphoma) 
A =
N = Neoplasia (CML ... lymphoma) A = Allergy ... / Atopy A = Asthma ... P = Parasite infections ... Eosinophilia #NAACP #Differential
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Pseudotumor - Infectious ... • Acne • Allergy ... History of Bleeding, Infection ... Age > 50 • Chronic ... Algorithm #Causes #Hematology
Causes of Eosinophilia - Differential Diagnosis
Bugs:
 - Fungus (aspergillosis)
 - Viral (HIV)
 - Ectoparasites (scabies, myiasis)
Eosinophilia - Differential ... Rhinitis - Allergic ... Dermatitis - Asthma ... Primary: - CML ... Hypereosinophilic Syndrome - Chronic
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
- Allergic reaction ... causes: - B or T cell ... + T cells) - Allergic ... HIV, HTLVI) - Chronic ... hypereosinophilia #HE #Differential