15 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 ... #TumorLysis #Syndrome
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Transcellular Shift ... • Refeeding syndrome ... Thyrotoxicosis Medications ... Transcellular shifts ... nephrology #low #potassium
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 ... MatthewHoMD #TLS
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• Recent IV potassium ... Intracellular Shift ... reaction - Tumor lysis ... syndrome - Rhabdomyolysis ... Medications 2.
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
of Drug-Induced Hyperkalemia ... • Increased EC shift ... MunerMohamed1 #hyperkalemia ... pathophysiology #pharmacology ... #potassium #medications
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• Recent IV potassium ... Intracellular Shift ... reaction - Tumor lysis ... syndrome - Rhabdomyolysis ... Medications 2.
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
organ damage • Treatment ... leukapheresis - TLS ... hydration - Hyperkalemia ... treatment (no calcium ... #Syndrome #TLS
Medications for the Treatment of Hyperkalemia
The goals of acute treatment are to prevent potentially life-threatening cardiac
Medications for ... the Treatment of ... disturbances, shift ... Table 3 summarizes medications ... #Management #Medications
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 ... wandering_er #Tumor #Lysis ... #Syndrome #TLS
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Etiology: • Medications ... Acidosis, Cell Lysis ... (TLS, rhabdo/crush ... acidosis), CK+LDH (lysis ... #potassium #nephrology