15 results
Hemophagocytic Lymphohistiocytosis (HLH)
Definition: Overwhelming clinical syndrome associated with excessive macrophage activation and cytokine storm due to
Overwhelming clinical syndrome ... : HLH signs and ... Hemophagocytosis in bone ... • Bicytopenia Treatment ... #hematology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
) Pathophysiology ... , Biological + Bone ... /ml, ↑ LDH • Bone ... Unknown cause Treatment ... #management #treatment
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
lymphohistiocytosis (HLH ... • HLH Labs: ... Treatment: • Corticosteroids ... #Diagnosis #Management ... #Hematology #Rheumatology
Fat Embolism Syndrome
Trauma to the long bone or pelvis accounts for —9096 of cases. The diagnosis
Fat Embolism Syndrome ... Trauma to the long bone ... Pathophysiology ... onset widespread pulmonary ... #Diagnosis #Signs
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... WBC >100k, + lab signs ... : • Pathophysiology ... #TLS #diagnosis ... #management #hematology
Hemophagocytic Lymphohistiocytosis (HLH)

High mortality without prompt recognition and management. HLH is a critical diagnostic consideration in
for and treatment ... Presentation • Common Signs ... Pathophysiology ... Hemophagocytosis in bone ... #Management #Hematology
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
Differentiation Syndrome ... Triggers: ATRA treatment ... Pathophysiology ... Imaging: CXR- pulmonary ... #management #hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Physical Exam/Signs ... microglobulin Treatment ... Warm AIHA • Bone ... • Richter’s Syndrome ... workup #oncology #hematology
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Episcleritis Signs ... , breast CA - Hematologic ... skin lesions by one ... Treatment: - Systemic ... #diagnosis #dermatology
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 ... Arthritis, AS Treatment ... #signs #symptoms ... #rheumatology #