8 results
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Lysis Syndrome ... leukapheresis - TLS ... cells releasing ... Syndrome #TLS #diagnosis ... #management #hematology
Tumor Lysis Syndrome
An acute, life-threatening condition that appears within 7 days of starting cytotoxic therapies in
Tumor Lysis Syndrome ... (both ALL and AML ... malignancies Treatments ... #Syndrome #TLS ... #oncology #management
Oncologic Emergencies - Differential Diagnosis Framework

HEMATOLOGIC ONCOLOGIC EMERGENCIES:
Hyperviscosity Syndrome:
 • Spontaneous bleeding
 • Shortness of breath
Diagnosis Framework HEMATOLOGIC ... Hyperviscosity Syndrome ... Leukostasis: • ... neutrophil count < 500 cells ... EMERGENCIES: Tumor Lysis
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
Differentiation Syndrome ... Triggers: ATRA treatment ... febrile neutrophilic dermatosis ... #management #hematology ... #oncology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
↑ Can develop leukostasis ... & DIC • Tumor lysis ... syndrome: Develops ... #Leukemia #Hematology ... #Oncology #Diagnosis
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
antibiotics TLS ... (tumor-lysis syndrome ... ): - Hematologic ... low Ca - q8 h TLS ... anticoagulation Leukostasis
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
factor (GCSF) treatments ... marrow studies Treatment ... Immunosuppressive treatment ... #diagnosis #hematology ... #oncology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
microglobulin Treatment ... • Richter’s Syndrome ... Transform to DLBCL, PML ... diagnosis #workup #oncology ... #hematology