17 results
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... Rebound effect from treatment ... Kawasaki, Nephrotic syndrome ... Diagnosis #Algorithm #hematology
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
Differentiation Syndrome ... Triggers: ATRA treatment ... : • Common: fever ... #APML #diagnosis ... #management #hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
, APML, CLL Acute ... Headaches, bone pain, fever ... develop leukostasis syndrome ... • Tumor lysis syndrome ... #Leukemia #Hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Lymphadenopathy • Fevers ... microglobulin Treatment ... ’s lymphoma or acute ... Leukemia #diagnosis #workup ... #oncology #hematology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
- Nonremitting fever ... Liver function tests ... Treatment: • Corticosteroids ... Diagnosis #Management #Hematology ... #Rheumatology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
- 80% have fever ... - ACS, AKI, acute ... lab signs of end organ ... damage • Treatment ... diagnosis #management #hematology
Hemophagocytic Lymphohistiocytosis (HLH)
Definition: Overwhelming clinical syndrome associated with excessive macrophage activation and cytokine storm due to
Overwhelming clinical syndrome ... presents as an acute ... with multiple organ ... following: • Fever ... #hematology
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
with response to treatment ... specific laboratory tests ... hypergammaglobulinemia, ↑ acute ... management #phenotypes #workup ... #treatment #rheumatology
Diagnostic Criteria for Sweet Syndrome (Acute Febrile Neutrophilic Dermatosis)
Major criteria 
 1. Abrupt onset of tender
Criteria for Sweet Syndrome ... (Acute Febrile ... Fever, temperature ... Excellent response to treatment ... Criteria #Diagnosis #Hematology
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
Fever >38.5 2. ... • SJS/TEN • Acute ... disease: symptomatic treatment ... SinaiBmoreIMRes #DRESS #Syndrome ... #dermatology #diagnosis