19 results
Hypereosinophilia and Hypereosinophilic Syndrome

 • Secondary Hypereosinophilic Syndrome
 • Clinically Relevant HES Variants
 • When to
SyndromeClinically ... and Treatment Algorithm ... #Hematology #eosinophilia ... #eosinophils #diagnosis ... #management #algorithm
Hypereosinophilia Syndrome (HES) - Diagnosis and Management
Definition: An absolute eosinophil count (AEC) greater than 1500 and
Syndrome (HES) ... #Syndrome #HES ... #eosinophilia #diagnosis ... #hematology #differential ... #management #eosinophils
Causes of Eosinophilia - Differential Diagnosis
Bugs:
 - Fungus (aspergillosis)
 - Viral (HIV)
 - Ectoparasites (scabies, myiasis)
- Differential ... Hypereosinophilic ... Syndrome - Chronic ... Eosinophilic Leukemia ... #hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Testing Algorithm ... /hypereosinophilia ... glucocorticoid treatment ... #Differential # ... diagnosis #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Diagnosis Algorithm ... Chronic Myelogenous Leukemia ... effect following treatment ... #Diagnosis #Algorithm ... #Causes #Hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Diagnosis Algorithm ... Leukemia, Tumour ... Non-lmmune: • HELLP Syndrome ... #Diagnosis #Algorithm ... #Causes #Hematology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... blasts and high WBC ... • Lab values: WBC ... #TLS #diagnosis ... #management #hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Agent Orange or Hep ... C Clinical Presentation ... Lymphocytosis on CBC ... microglobulin Treatment ... #oncology #hematology
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Diagnosis Algorithm ... Treated Like Acute Leukemias ... Classification #pathophysiology ... #Hematology #Diagnosis ... #algorithm
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
Differentiation Syndrome ... Triggers: ATRA treatment ... Pathophysiology ... initiation • Differential ... #management #hematology