7 results
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Macrophage Activation ... A subset of hemophagocytic ... Treatment: • Corticosteroids ... #Management #Hematology ... #Rheumatology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Activation of CD8 ... • Clinical: fever ... Drugs, Unknown cause ... Lymphohistiocytosis #diagnosis #management ... #rheumatology
Hemophagocytic Lymphohistiocytosis (HLH)
Definition: Overwhelming clinical syndrome associated with excessive macrophage activation and cytokine storm due to
Overwhelming clinical syndrome ... excessive macrophage activation ... age, however the disease ... following: • Fever ... #treatment #hematology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
high WBC count cause ... - 80% have fever ... • Treatment: ... TLS #diagnosis #management ... #hematology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
thiazidic, PPI, ACE, calcium-b ... Discontinuation of causal ... Evolution: Chronic disease ... druginduced #lupus #sle #comparison ... #table #rheumatology
Pseudogout Summary - Calcium Pyrophosphate Deposition Disease (CPPD)

Pathophysiology:
Pyrophosphate produced by chondrocytes likely precipitates with calcium to
Acute Pseudogout: Treatment ... Crowned Dens Syndrome ... acute neck pain, fever ... #Rheumatology # ... diagnosis #management
Relapsing Polychondritis

What is it?
Recurrent inflammation of the cartilage in the body (Autoimmune disorder)

Who?
• Most frequently: 40
Nonspecific symptoms: Fever ... Sarcoidosis • Behcet disease ... affected tissue Treatment ... Polychondritis #rheumatology ... #diagnosis #management