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

What?
A subset of
• Periodic fever ... multiorgan failure • Fever ... - Nonremitting fever ... 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 ... It presents as an ... following: • Fever ... Low or absent NK cell ... #hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
disease, including ... mass • Rapidly ... Headaches, bone pain, fever ... #Leukemia #Hematology ... #Oncology #Diagnosis
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
• Clinical: fever ... , ↓ Fibrinogen level ... • Autoimmune diseases ... Unknown cause Treatment ... #summary #rheumatology
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
- Pel-Ebstein fever ... the spleen or liver ... lymphadenopathy, mass ... NonHodgkins #comparison #oncology ... #differential #hematology
Hemophagocytic Lymphohistiocytosis (HLH) Treatment
Primary HLH:
 - HLH-94 Protocol
    • Dexamethasone
) Treatment Primary ... or autoimmune disease ... condition may spare ... for refractory disease ... #hematology
Adult Onset Still's Disease
Systemic inflammation with urticarial rash.
Rash: 
 • Nonpruritic, evanescent (correlates with time of
correlates with time of fever ... Daily high spiking fever ... - Fever spikes ... Fever of at least ... #rheumatology #
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Lymphadenopathy • Fevers ... cells can indicate disease ... microglobulin Treatment ... diagnosis #workup #oncology ... #hematology
Aplastic Anemia - Illness Script
Signs and symptoms:
 • Recurrent infections from neutropenia
 • Mucosal bleeding from
megaloblastic anemia Treatment ... Consider stem cell ... if neutropenic fever ... Can progress to MDS ... #hematology
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
• Dyspnea • Fever ... number of sites of disease ... Hodgkin Lymphoma Treatment ... classification #hematology ... #oncology #management