18 results
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Al, Low R - Pseudo-hyperaldosteronism ... >20 mEq/24 h - Diuretics ... Bartter's syndrome, Gitelman's ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic Alkalosis ... Cl intake, Diuretics ... -: Diuretics, Bartter ... Syndrome, Gitelman ... Diagnosis #Algorithm #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic Alkalosis ... Cl intake, Diuretics ... -: Diuretics, Bartter ... Syndrome, Gitelman ... Diagnosis #Algorithm #Nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Loop and thiazide diuretics ... Bartter syndrome, Gitelman ... Algorithm #causes #potassium ... #low #nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
with thiazide diuretic ... • Normal or low ... (renal potassium ... Rhabdomyolysis Treatment ... Syndrome #diagnosis #nephrology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Transcellular Shift: • Alkalosis ... • Discontinued diuretic ... Diagnosis #Algorithm #nephrology ... #low #potassium
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
consumption • Low ... - Metabolic Alkalosis ... : Emesis, Diuretics ... Bartter syndrome, Gitelman ... #nephrology #low
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
patients with hypokalemia ... - Loop diuretics ... Bartter syndrome, Gitelman ... #urine #potassium ... algorithm #diagnosis #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
loop or thiazide diuretics ... • Normal/low ... Bartter syndrome, Gitelman ... of sodium and potassium ... urine #Algorithm #nephrology
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Causes of Hypokalemia ... Transcellular Shifts: - Alkalosis ... plasma insulin (treatment ... use), Gitelman's ... differential #diagnosis #nephrology