16 results
Classification of Tumor Lysis Syndrome (TLS) and Treatment of Metabolic Abnormalities of TLS
Laboratory TLS:
 • Uric
Classification of Tumor Lysis ... Syndrome (TLS) ... 8.0 mg/dL • Potassium ... Treatment of TLS ... #management #oncology
Pathophysiology of Tumor Lysis Syndrome (TLS)
Tumor Cell Lysis
-> Release of DNA
 • Purines -> Hypoxanthine /
Pathophysiology of Tumor Lysis ... Syndrome (TLS) ... Tumor Cell Lysis ... -> Allantoin (High ... • Hyperkalemia
Tumor Lysis Syndrome - Workup and Management

Initial workup: BMP, Serum uric acid, LDH, Urine output, Consider
Tumor Lysis Syndrome ... ≥ 8 mg/dL • Potassium ... of the above Treatment ... of Clinical TLS ... #management #oncology
Tumor Lysis Syndrome
An acute, life-threatening condition that appears within 7 days of starting cytotoxic therapies in
Tumor Lysis Syndrome ... ) occur in high ... malignancies Treatments ... #Syndrome #TLS ... #oncology #management
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
immature blasts and high ... leukapheresis - TLS ... Spontaneous if high ... hydration - Hyperkalemia ... #Syndrome #TLS
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
patients with hypokalemia ... the basis of the potassium-to-creatinine ... creatinine) • Cell shift ... : Hypokalemic periodic ... #urine #potassium
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... • Recent IV potassium ... Intracellular Shift ... syndrome - Rhabdomyolysis ... #high #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... • Recent IV potassium ... Intracellular Shift ... syndrome - Rhabdomyolysis ... #high #nephrology
Hyperkalemia Management Algorithm
 • Treat the cause & optimize hemodynamics and ventilation
 • Reconsider treatment leadingto
• Reconsider treatment ... and parenteral potassium ... Intracellular K+ Shift ... Management #Algorithm #treatment ... #potassium #high
Hyperkalemia - Management Algorithm
 • IV calcium
 • IV insulin and glucose and/or salbutamolt
 • Consider
Hyperkalemia - Management ... Dialysis Serum potassium ... blocks, QRS axis shift ... #potassium #high ... management #algorithm #treatment