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

What?
A subset of
lymphohistiocytosis (HLH ... • Periodic fever ... hypersensitivity syndromes • HLH ... Syndrome #Diagnosis #Management ... #Hematology #Rheumatology
Hemophagocytic Lymphohistiocytosis (HLH)
Definition: Overwhelming clinical syndrome associated with excessive macrophage activation and cytokine storm due to
age, however the disease ... signs and symptoms ... following: • Fever ... Lymphohistiocytosis #diagnosis #management ... #treatment #hematology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
• Clinical: fever ... • Autoimmune diseases ... Adult-onset Still disease ... Lymphohistiocytosis #diagnosis #management ... treatment #summary #rheumatology
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Adult-Onset Still's Disease ... Clinical triad: Fever ... fraction < 20% Differential ... #diagnosis #management ... #treatment #rheumatology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Malar rash 40% - Fever ... (aPL) 30-45% Differential ... sclerosis, Still's disease ... autoantibodies #signs ... #rheumatology
Hemophagocytic Lymphohistiocytosis (HLH)

High mortality without prompt recognition and management. HLH is a critical diagnostic consideration in
recognition and management ... ▪ Autoimmune diseases ... Presentation • Common Signs ... Fever b. ... #Hematology #HemeOnc
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 ... ) Differential Diagnosis ... Syndrome #diagnosis #management ... #signs #symptoms ... #rheumatology #
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... noninflammatory Signs ... • Rheumatic fever ... #Joint #pain #Differential ... Diagnosis #MSK #rheumatology
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
• Dyspnea • Fever ... Immunohistochemical studies (to differentiate ... number of sites of disease ... classification #hematology ... #oncology #management
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... Coronary arteries - Fever ... Vasculitis: • Fevers ... purpura: strong sign ... #diagnosis #rheumatology