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

What?
A subset of
Macrophage Activation Syndrome ... haemophagocytic lymphohistiocytosis ... hemophagocytic lymphohistiocytosis ... #Diagnosis #Management ... #Hematology #Rheumatology
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
PIP Involvement, Spares ... Tunnel, Sicca Syndrome ... Scleritis, Heart Disease ... Nodules, Pulmonary Disease ... RA #diagnosis #rheumatology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Hemophagocytic Lymphohistiocytosis ... (HLH) Pathophysiology ... • Autoimmune diseases ... #diagnosis #management ... treatment #summary #rheumatology
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
block • Sjogren syndrome ... polymyositis overlap syndrome ... Hydroxychloroquine *Short ... Summary #diagnosis #rheumatology ... #management
Hemophagocytic Lymphohistiocytosis (HLH)
Definition: Overwhelming clinical syndrome associated with excessive macrophage activation and cytokine storm due to
Hemophagocytic Lymphohistiocytosis ... Overwhelming clinical syndrome ... age, however the disease ... #diagnosis #management ... #treatment #hematology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... priapism • Lab values ... : • Pathophysiology ... TLS #diagnosis #management ... #hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
HELLP - Grafts, Valves ... Drug-associated, PCH, Evans Syndrome ... , Drugs, Liver Disease ... Electrolytes: Wilson's disease ... Differential #Diagnosis #hematology
Behcet's Syndrome - Treatment
Ulcers:
 • Treatment: Topical steroids
 • Prevention: Colchicine
 • Azathioprine for refractory disease
Arthritis:
Behcet's Syndrome ... for refractory disease ... #Syndrome #Treatment ... #management #pharmacology ... #rheumatology
Acquired von Willebrand Syndrome - Diagnosis and Management
 • Autoantibodies to vWF: Lymphoproliferative disorders (e.g. lymphoma,
von Willebrand Syndrome ... Diagnosis and Management ... thrombocythemia), Autoimmune disease ... vonWillebrand #Syndrome ... #treatment #hematology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Demyelinating Syndrome ... Cerebrovascular Disease ... , PRES Pathophysiology ... CNS #neurology #rheumatology ... cerebritis #diagnosis #management