34 results
Hypereosinophilia and Hypereosinophilic Syndrome

 • Secondary Hypereosinophilic Syndrome
 • Clinically Relevant HES Variants
 • When to
Secondary ... suspect underlying hematologic ... #HES #Hematology ... #eosinophilia # ... eosinophils #diagnosis
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... • Screen for secondary ... symptoms (eg, skin ... Differential #diagnosis #hematology ... #eosinophilia
Causes of Eosinophilia - Differential Diagnosis
Bugs:
 - Fungus (aspergillosis)
 - Viral (HIV)
 - Ectoparasites (scabies, myiasis)
Causes of Eosinophilia ... DRESS - AIN - Eosinophilic ... Hypereosinophilic Syndrome ... - Chronic Eosinophilic ... Diagnosis #Causes #hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
malignancies • Anemia ... hemorrhage) • Chronic ... Myelodysplastic syndrome ... Diagnosis #Causes #hematology ... #secondary
Hypereosinophilia Syndrome (HES) - Diagnosis and Management
Definition: An absolute eosinophil count (AEC) greater than 1500 and
Hypereosinophilia Syndrome ... Secondary Causes ... Hypereosinophilia #Syndrome ... #HES #eosinophilia ... #diagnosis #hematology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Dermatomyositis Erythema chronicum ... Amyloidosis • Eosinophilic ... Antiphospholipid-antibody syndrome ... Sarcoidosis #dermatology ... differential #diagnosis #rheumatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... hemolysis, deficiency anemia ... Kawasaki, Nephrotic syndrome ... • Infections: Chronic ... Diagnosis #Algorithm #hematology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Hypersplenism • Secondary ... RA, SLE, PRV, Chronic ... #Normocytic #Anemia ... Algorithm #Causes #Hematology
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
of chronic inflammation ... of chronic kidney ... of chronic inflammation ... Myelodysplastic syndrome ... diagnosis #causes #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... - Hemolytic anemia ... Differential #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology