70 results
Pathophysiology of Tumor Lysis Syndrome (TLS)
Tumor Cell Lysis
-> Release of DNA
 • Purines -> Hypoxanthine /
Pathophysiology ... of Tumor Lysis Syndrome ... -> Allantoin (High ... Hypocalcemia • Hyperkalemia ... #TLS #Pathophysiology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... • HTN, High Aldosterone ... Renin secreting tumor ... @priti899 #Hypokalemia ... Diagnosis #Algorithm #causes
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
Causes of HyperKalemia ... Rhabdomyolysis • Tumor ... lysis syndrome ... glycosides • High ... MCW_Nephrology #HyperKalemia
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Hypertensive: • High ... Renin-secreting tumor ... #Hypokalemia # ... Algorithm #nephrology #causes
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Hyperkalemia Differential ... TTKG should be high ... Diagnosis #Algorithm #causes ... #potassium #high ... #pathophysiology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Defining the cause ... of hypokalemia ... Renin-secreting tumor ... diagnosis #algorithm #causes
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... immature blasts and high ... WBC count cause ... • Pathophysiology ... hydration - Hyperkalemia
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... - Refeeding Syndrome ... #Hypokalemia ... Diagnosis #Algorithm #causes ... potassium #low #pathophysiology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation ... wasting from other causes ... suggests extra-renal causes ... urinary losses: • High ... Renin secreting tumor
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Causes of Hypercalcemia ... Hypercalcemia ... calcium)-alkali syndrome ... #Causes #differential ... diagnosis #calcium #high