24 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... • HTN, High Aldosterone ... Diagnosis #Algorithm #causes ... #potassium #low ... #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Hypertensive: • High ... #Hypokalemia # ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... - Refeeding Syndrome ... #Hypokalemia ... #potassium #low ... #pathophysiology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... wasting from other causes ... urinary losses: • High ... consumption • Low ... #nephrology #low
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 ... #hypokalemia ... #urine #potassium ... algorithm #diagnosis #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... - Tumor lysis syndrome ... differential #diagnosis #causes ... #potassium #high ... #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... - Tumor lysis syndrome ... differential #diagnosis #causes ... #potassium #high ... #nephrology
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Pharmacology and Pathophysiology ... intracellular calcium causes ... - Hyperkalemia ( ... high potassium levels ... (or low potassium
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
Causes of Hypokalemia ... Decreased intake (rare cause ... artery stenosis Low ... #Hypokalemia ... #Nephrology #Differential
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 ... , Elevated Cr, Low ... hydration - Hyperkalemia