22 results
Pathophysiology of Tumor Lysis Syndrome (TLS)
Tumor Cell Lysis
-> Release of DNA
 • Purines -> Hypoxanthine /
Pathophysiology ... of Tumor Lysis Syndrome ... TLS) Tumor Cell Lysis ... Hypocalcemia • Hyperkalemia ... #TLS #Pathophysiology
Tumor Lysis Syndrome
An acute, life-threatening condition that appears within 7 days of starting cytotoxic therapies in
Tumor Lysis Syndrome ... malignancies Treatments ... 6L/day) • For hyperkalemia ... #Syndrome #TLS ... #oncology #management
Classification of Tumor Lysis Syndrome (TLS) and Treatment of Metabolic Abnormalities of TLS
Laboratory TLS:
 • Uric
Classification of Tumor Lysis ... Syndrome (TLS) ... hydroxide • Hyperkalemia ... #TumorLysis #Syndrome ... diagnosis #management #oncology
Oncologic Emergencies - Differential Diagnosis Framework

HEMATOLOGIC ONCOLOGIC EMERGENCIES:
Hyperviscosity Syndrome:
 • Spontaneous bleeding
 • Shortness of breath
Hyperviscosity Syndrome ... EMERGENCIES: Tumor Lysis ... Syndrome: • Azotemia ... Hyperphosphatemia • Hyperkalemia ... Hypocalcemia Hypercalcemia
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
: • Pathophysiology ... organ damage • Treatment ... Syndrome: • Pathophysiology ... hydration - Hyperkalemia ... treatment (no calcium
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... Transcellular Shift ... - Refeeding Syndrome ... #Hypokalemia ... potassium #low #pathophysiology
Acute Kidney Injury (AKI) in Patients with Cancer 

Cancer Related 
• Hypercalcemia 
• Intravenous contrast 
•
Cancer Related • Hypercalcemia ... malignancies Treatment ... Interleukin-2) • Tumor lysis ... syndrome • Proximal ... #AKI #Cancer #Oncology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... Intracellular Shift ... release due to cell lysis ... reaction - Tumor lysis ... syndrome - Rhabdomyolysis
Tumor lysis syndrome refers to the constellation of metabolic disturbances that occurs when large numbers of
Tumor lysis syndrome ... hyperuricemia, #hyperkalemia ... acutekidneyinjury #Pathophysiology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... Intracellular Shift ... release due to cell lysis ... reaction - Tumor lysis ... syndrome - Rhabdomyolysis