57 results
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
) Pathophysiology ... Infections+++: Virus ... • Autoimmune diseases ... Unknown cause Treatment ... #management #treatment
Hemophagocytic Lymphohistiocytosis (HLH)
Definition: Overwhelming clinical syndrome associated with excessive macrophage activation and cytokine storm due to
age, however the disease ... symptoms can mimic ... • Bicytopenia Treatment ... #management #treatment ... #hematology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
juvenile idiopathic arthritis ... juvenile idiopathic arthritis ... Treatment: • Corticosteroids ... Activation #Syndrome #Diagnosis ... #Management #Hematology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
common in Asia • HLA-B51 ... meningitis), MCC CNS symptoms ... , AS Treatment: ... #management #signs ... #symptoms #rheumatology
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential Diagnosis ... Chikungunya - Herpes virus ... Effusions: - Hematologic ... #differential #diagnosis ... #msk #physicalexam
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Adult-Onset Still's Disease ... Fever, Arthralgia/arthritis ... Differential Diaqnoses ... #diagnosis #management ... #treatment #rheumatology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
or nerve root Symptoms ... of Joint Disease ... #Joint #Pain #MSK ... #rheumatology # ... #differential #diagnosis
Adult-Onset Still's Disease (AOSD)
Rare inflammatory disorder of unknown etiology, difficult to diagnose because of heterogenous presentation.
Adult-Onset Still's Disease ... low ferritin, arthritis ... #AOSD #rheumatology ... #diagnosis #management ... #treatment
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... constitutional symptoms ... Rheumatologic Disease ... #Differential #Diagnosis ... #MSK #rheumatology
Polycythemia Vera (PV) - Diagnosis and Management Summary
Diagnostic Criteria:
 • Elevated hemoglobin and/or hematocrit AND
 •
and Management ... Summary Diagnostic ... von Willebrand disease ... #Management #Summary ... #treatment #hematology