26 results
Tumor lysis syndrome (TLS) - Pathophysiology:
→ Massive tumor cell lysis
→ Release of large amounts of K+,
Tumor lysis syndrome ... (TLS) - Pathophysiology ... therapy of ALL, AML ... #TumorLysis #syndrome ... #TLS #Pathophysiology
Pathophysiology of Tumor Lysis Syndrome (TLS)
Tumor Cell Lysis
-> Release of DNA
 • Purines -> Hypoxanthine /
Pathophysiology ... of Tumor Lysis Syndrome ... (TLS) Tumor Cell ... Precipitation => • Urate ... #TLS #Pathophysiology
Classification of Tumor Lysis Syndrome (TLS) and Treatment of Metabolic Abnormalities of TLS
Laboratory TLS:
 • Uric
of Tumor Lysis Syndrome ... (TLS) and Treatment ... Laboratory TLS ... #TumorLysis #Syndrome ... #management #oncology
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
Differentiation Syndrome ... ATRA treatment Pathophysiology ... Differentiation #Syndrome ... #APML #diagnosis ... management #hematology #oncology
Tumor Lysis Syndrome (TLS) Pathophysiology
Culprits: ALL, Burkitt, SCLC
Cells all die at once = ↑Phos, ↓Ca, ↑K,
Tumor Lysis Syndrome ... (TLS) Pathophysiology ... #Tumor #Lysis #Syndrome ... #TLS #Pathophysiology ... #oncology
Tumor Lysis Syndrome - Workup and Management

Initial workup: BMP, Serum uric acid, LDH, Urine output, Consider
Tumor Lysis Syndrome ... Treatment of Clinical TLS ... MatthewHoMD #TLS ... #Tumor #Lysis #Syndrome ... diagnosis #management #oncology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
, APML, CLL Acute ... develop leukostasis syndrome ... • Tumor lysis syndrome ... Intracellular Urate ... Leukemia #Hematology #Oncology
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 ... #Tumor #Lysis #Syndrome ... #TLS #oncology
Schematic representation of the major sources of ammonia production and its excretory pathway (GI = gastrointestinal,
- Inherited Urea ... of ammonia: - Urease ... myeloma, CML, AML ... rare): - Reye syndrome ... deficiency #Ammonia #Pathophysiology
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
Summary of Oncologic ... antibiotics TLS ... low Ca - q8 h TLS ... : - Seen with AML ... (~20 %) and APL