12 results
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Hemophagocytic Lymphohistiocytosis ... (HLH) Pathophysiology ... +++: Virus (EBV, ... Unknown cause Treatment ... #summary #rheumatology
Hemophagocytic Lymphohistiocytosis (HLH)
Definition: Overwhelming clinical syndrome associated with excessive macrophage activation and cytokine storm due to
Hemophagocytic Lymphohistiocytosis ... Diagnosis: HLH signs ... can mimic common infections ... : • Infection ... #hematology
Aplastic Anemia - Illness Script
Signs and symptoms:
 • Recurrent infections from neutropenia
 • Mucosal bleeding from
Illness Script Signs ... : • Recurrent infections ... megaloblastic anemia Treatment ... diagnosis #management #treatment ... #hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
drug reaction, infection ... Strongyloides infection ... glucocorticoid treatment ... organ-specific signs ... Differential #diagnosis #hematology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... WBC >100k, + lab signs ... organ damage • Treatment ... Lysis Syndrome: • Pathophysiology ... diagnosis #management #hematology
Hemophagocytic Lymphohistiocytosis (HLH) Treatment
Primary HLH:
 - HLH-94 Protocol
    • Dexamethasone
Hemophagocytic Lymphohistiocytosis ... (HLH) Treatment ... associated with infection ... Hemophagocytic #Lymphohistiocytosis ... #management #hematology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
haemophagocytic lymphohistiocytosis ... SLE], AOSD) • Infection ... Treatment: • Corticosteroids ... Diagnosis #Management #Hematology ... #Rheumatology
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
Triggers: ATRA treatment ... Pathophysiology ... Differential Diagnosis: Infection ... Renal Failure Treatment ... diagnosis #management #hematology
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Neutropenia - recurrent infections ... Idiopathic • Infections ... • Epstein-Barr virus ... aplastic anemia Treatment ... Anemia #oncology #hematology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
monophasic Pathophysiology ... • Bilateral signs ... zoster, West Nile virus ... Herpes simplex virus ... Transverse Myelitis Treatment