11 results
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic ... Urine Cl-: Vomiting ... Cl-: Diuretics, Bartter ... Syndrome, Gitelman ... #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Urine Cl-: Vomiting ... Cl-: Diuretics, Bartter ... Syndrome, Gitelman ... #Nephrology #Causes
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... intake • Metabolic ... thiazide diuretics, Bartter ... syndrome, Gitelman ... #nephrology
Approach to Elevated Bicarbonate (HCO3)
Risk Factors for Hypercapnea? (Hx of COPD, OSA, sedative use, CNS/muscular disorders?)
(+)
(Hx of COPD, OSA ... Alkalosis Urine ... Barter, or Gitelman ... Syndrome Unremarkable ... #alkalosis #algorithm
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
A urine K/Cr ratio ... Emesis, Diuretics, Bartter ... syndrome, Gitelman ... differential #potassium #nephrology ... #low
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Urine Cl-: Vomiting ... Cl-: Diuretics, Bartter ... Syndrome, Gitelman ... #Nephrology #Causes
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Algorithm for patients ... Mg2+ deficiency, Bartter ... syndrome, Gitelman ... #differential #algorithm ... #diagnosis #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... alkalosis • Normal/low ... diuretic use, Bartter ... syndrome, Gitelman ... #Algorithm #nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
Gitelman Syndrome ... Hypocalciuria (spot urine ... • Bartter syndrome ... • Pseudo Bartter-Gitelman ... #pathophysiology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... diuretic effect has ... actively working • Bartter ... furosemide-like lesion) • Gitelman ... Diagnosis #Causes #nephrology