64 results
Hemophagocytic Lymphohistiocytosis (HLH)
Clinical Features: Fever, Splenomegaly, Hepatomegaly, Lymphadenopathy, Confusion
Classic lab findings in HLH: ↑↑ ferritin, Anemia,
Lymphohistiocytosis (HLH ... lab findings in HLH ... Diagnostic Criteria for HLH ... consistent with HLH ... EricsMedicalLectures/ #HLH
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
Lymphohistiocytosis (HLH ... / Diagnosis: HLH ... genetic testing for HLH-associated ... If no response HLH ... TheIDtrivia #HLH
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH ... assessment+++ Primary HLH ... • Familial HLH ... XLP) Acquired HLH ... Nicolas Taar #HLH
Diagnostic Schema for Hyperferritinemia

Pearl: Diseases associated with extreme elevations: 
1. HLH 
2. Still's disease 
3. Systemic
HLH 2.
Hemophagocytic Lymphohistiocytosis (HLH) Treatment
Primary HLH:
 - HLH-94 Protocol
    • Dexamethasone
Lymphohistiocytosis (HLH ... Treatment Primary HLH ... : - HLH-94 Protocol ... transplantation Secondary HLH ... cases include: HLH
Pancytopenia - Workup and Differential Diagnosis Algorithm
Consumption Disorders
 1. Autoimmune Mediated Pancytopenia
 2. Splenic Sequestration
Peripheral Destruction
and Screen for HLH ... HLH syndrome 5.
Hemophagocytic Lymphohistiocytosis (HLH)

High mortality without prompt recognition and management. HLH is a critical diagnostic consideration in
Lymphohistiocytosis (HLH ... HLH is a critical ... What is HLH? ... • Definition: HLH ... Types of HLH
Pancytopenia - Workup and Differential Diagnosis Algorithm
Consumption Disorders
 1. Autoimmune Mediated Pancytopenia
 2. Splenic Sequestration
Peripheral Destruction
and Screen for HLH ... HLH syndrome 5
Conditions Associated With Hyperferritinemia 
DDx of extreme hyperferritinemia >10,000
Not just HLH - in fact, most common
10,000 Not just HLH ... Infection-Fungai - Primary HLH ... - Secondary HLH