9 results
Hemophagocytic Lymphohistiocytosis (HLH)
Definition: Overwhelming clinical syndrome associated with excessive macrophage activation and cytokine storm due to
: HLH signs and ... testing for HLH-associated ... Ferritin >500 ng/mL ... #management #treatment ... #hematology
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
Antinuclear Antibody ... Testing - Nuclear ... #Antibody #Testing ... #differential #diagnosis ... #rheumatology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Ferritin >1000 ng/ml ... sIL-2R >2400 Ul/ml ... Autoimmune diseases: SLE ... #management #treatment ... #summary #rheumatology
Antinuclear Antibody Testing - Nuclear Patterns
Homogeneous pattern: 
 • SLE, SSc, AIH, JIA
 • dsDNA, chromatin,
Antinuclear Antibody ... Testing - Nuclear ... pattern: • SjS, SLE ... #differential #diagnosis ... #rheumatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
lymphohistiocytosis (HLH ... erythematosus [SLE ... Activation #Syndrome #Diagnosis ... #Management #Hematology ... #Rheumatology
Post-Transplantation Lymphoproliferative Disorders (PTLD)
Definition: Lymphoid and/or plasmacytic proliferations that occur as a result of immunosuppression in
Conditioning regimen Signs ... symptoms, unexplained hematologic ... EBV viral load, signs ... Lymphoproliferative #Disorders #oncology ... #diagnosis #management
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... ) - Antinuclear ... (to support a diagnosis ... laboratory #workup #diagnosis ... #testing #Rheumatology
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 ... Oral aphthae : SLE ... • Arthritis: SLE ... #management #signs ... #symptoms #rheumatology
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
(MCHL) - Lymphocyte ... lymph node biopsy (diagnostic ... Hodgkins #lymphoma #diagnosis ... classification #hematology ... #oncology #management