25 results
Localization of Renal Tubular Defects
Fanconi Syndrome: Proximal tubule
Bartter Syndrome: Thick ascending loop of Henle
Gitelman Syndrome: Distal
: Proximal tubule ... loop of Henle Gitelman ... Fanconi #Bartter #Gitelman ... Nephron #Defects #Pathophysiology ... #Nephrology
Gitelman Syndrome Pathophysiology
Gitelman Syndrome is a rare autosomal recessive salt-losing tubulopathy with a prevalence of 1-
Gitelman Syndrome ... Gitelman Syndrome ... in the distal tubule ... → Hypokalemia Metabolic ... #Syndrome #Pathophysiology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Low intake • Metabolic ... Renal Losses: • Metabolic ... , Gitelman syndrom ... potassium #low #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic ... Alkalosis - Differential ... , Gitelman Syndrome ... #Primary #Metabolic ... Diagnosis #Algorithm #nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
Gitelman Syndrome ... ratio 0.5%) Differential ... , Renal tubular ... #nephrology #management ... #pathophysiology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Alkalosis - Differential ... , Gitelman Syndrome ... aldosteronism #Metabolic ... Diagnosis #Algorithm #Nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
diuretic use, Bartter syndrome ... , Gitelman syndrome ... high in kidney tubular ... urine #Algorithm #nephrology ... #differential #
Inherited Defects in Kidney Tubule Epithelial Cells

Renal glucosuria - Na+-dependent glucose cotransporter
Cystinuria - Amino acid transporter
Bartter
Defects in Kidney Tubule ... ascending limb Gitelman ... Liddle syndrome ... Defects #Kidney #Nephrology ... #Diagnosis #Differential
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
- Differential ... diuretic use, Bartter syndrome ... , Gitelman syndrome ... diarrhea, Kidney tubular ... #Alkalosis #Differential
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic ... Losses - Impaired tubular ... Hypomagnesemia • Barrter's/Gitelman's ... Licorice • Liddle's Syndrome ... MetabolicAlkalosis #NonGap #Nephrology