5 results
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Lysis Syndrome ... Pathophysiology: ... Syndrome: • Pathophysiology ... Syndrome #TLS #diagnosis ... #management #hematology
Tumor lysis syndrome (TLS) - Pathophysiology:
→ Massive tumor cell lysis
→ Release of large amounts of K+,
Tumor lysis syndrome ... (TLS) - Pathophysiology ... Massive tumor cell lysis ... #TumorLysis #syndrome ... #TLS #Pathophysiology
Tumor Lysis Syndrome (TLS) Pathophysiology
Culprits: ALL, Burkitt, SCLC
Cells all die at once = ↑Phos, ↓Ca, ↑K,
Tumor Lysis Syndrome ... (TLS) Pathophysiology ... above #Tumor #Lysis ... #Syndrome #TLS ... #Pathophysiology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
↑ Can develop leukostasis ... syndrome: CNS manifestations ... & DIC • Tumor lysis ... syndrome: Develops ... #Leukemia #Hematology
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