113 results
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
accumulation of clinical ... Drugs, Unknown cause ... Treatment: • ... Lymphohistiocytosis #diagnosis #management ... #rheumatology
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Wiskott-Aldrich syndrome ... erythematosus • HLH ... consumption • Vitamin B12 ... deficiency Infections ... Differential #Diagnosis #Hematology
Hemophagocytic Lymphohistiocytosis (HLH)
Definition: Overwhelming clinical syndrome associated with excessive macrophage activation and cytokine storm due to
: Overwhelming clinical ... syndrome associated ... age, however the disease ... Lymphohistiocytosis #diagnosis #management ... #treatment #hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Megakaryopoiesis • B12 ... Alloimmune • anti-HLA ... Non-lmmune: • HELLP Syndrome ... Vasculitis • Infection ... #Hematology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Clinical Presentation ... SLE], AOSD) • Infection ... Treatment: • Corticosteroids ... #Diagnosis #Management ... #Hematology #Rheumatology
Hemophagocytic Lymphohistiocytosis (HLH) Treatment
Primary HLH:
 - HLH-94 Protocol
    • Dexamethasone
associated with infection ... or autoimmune disease ... for refractory disease ... #Treatment #management ... #hematology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Framework Non-Infectious ... arteritis, Cogan's Syndrome ... , Sarcoidosis, HLA-B27 ... rare), Idiopathic Infectious ... Differential #Diagnosis #rheumatology
Non-HCV infectious mixed cryoglobulinemia vasculitis - Diagnosis, causes and management - French Vasculitis Study Group

< 5%
vasculitis - Diagnosis, causes ... and management ... cryoglobulinemia vasculitis Clinical ... neuropathy Treatment ... with refractory disease
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
Non-inflammatory Causes ... diagnosis and treatment ... • Lyme disease ... MRI lesions and clinical ... consistent with MS
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
Myelodysplastic Syndrome ... old, ~10,000 new cases ... risk-stratification • Risks: infection ... only curative treatment ... #treatment #hematology