50 results
Hemophagocytic Lymphohistiocytosis (HLH)
Clinical Features: Fever, Splenomegaly, Hepatomegaly, Lymphadenopathy, Confusion
Classic lab findings in HLH: ↑↑ ferritin, Anemia,
Hemophagocytic Lymphohistiocytosis ... IL-2 receptor Diagnostic ... Criteria): Molecular diagnosis ... #Hemophagocytic ... Lymphohistiocytosis #diagnosis
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Hemophagocytic Lymphohistiocytosis ... Auto-amplification loop Diagnosis ... Chediak-Higashi, Griscelli, Purtilo ... #Hemophagocytic ... Lymphohistiocytosis #diagnosis
Proposed Treatment Algorithm for MAS / HLH

#MAS #HLH #Hemophagocytic #Lymphohistiocytosis #Management #Treatment #Algorithm #Hematology
Algorithm for MAS / HLH ... #MAS #HLH #Hemophagocytic
Hemophagocytic Lymphohistiocytosis (HLH)
Definition: Overwhelming clinical syndrome associated with excessive macrophage activation and cytokine storm due to
Hemophagocytic Lymphohistiocytosis ... Presentation / Diagnosis ... Diagnosis via genetic ... Infection should be diagnosed ... #Hemophagocytic
Gustilo classification of open fractures #Diagnosis #EM #Ortho #Gustilo #Classification #Open #fractures
Gustilo classification ... open fractures #Diagnosis ... #EM #Ortho #Gustilo
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Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
acquired forms of haemophagocytic ... A subset of hemophagocytic ... lymphohistiocytosis (HLH ... hypersensitivity syndromes • HLH ... Activation #Syndrome #Diagnosis
Hemophagocytic Lymphohistiocytosis (HLH) Treatment
Primary HLH:
 - HLH-94 Protocol
    • Dexamethasone
Hemophagocytic Lymphohistiocytosis ... (HLH) Treatment ... Primary HLH: - ... HLH-94 Protocol ... #Hemophagocytic
Diagnostic Schema for Hyperferritinemia

Pearl: Diseases associated with extreme elevations: 
1. HLH 
2. Still's disease 
3. Systemic
Diagnostic Schema ... HLH 2. ... #Differential #Diagnosis
Hemophagocytic Lymphohistiocytosis (HLH) Diagnostic Criteria - 2004 vs 2009

At least three of the following: 
 -
Hemophagocytic Lymphohistiocytosis ... (HLH) Diagnostic ... @PulmCrit #HLH ... #Hemophagocytic ... Lymphohistiocytosis #Diagnosis
Pancytopenia - Workup and Differential Diagnosis Algorithm
Consumption Disorders
 1. Autoimmune Mediated Pancytopenia
 2. Splenic Sequestration
Peripheral Destruction
and Differential Diagnosis ... and Screen for HLH ... HLH syndrome 5. ... #Differential #Diagnosis