32 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
Low intake • Metabolic ... Renal Losses: • Metabolic ... SAME, Cushing Syndrome ... , Gitelman syndrom ... potassium #low #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
diuretic use, Bartter syndrome ... , Gitelman syndrome ... high in kidney tubular ... in the proximal tubule ... urine #Algorithm #nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
Gitelman Syndrome ... distal convoluted tubule ... , Renal tubular ... #nephrology #management ... #pathophysiology
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 ... distal convoluted tubule ... Liddle syndrome ... Defects #Kidney #Nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic ... , Gitelman Syndrome ... , Liddle syndrome ... #Primary #Metabolic ... Diagnosis #Algorithm #nephrology
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Metabolic Alkalosis ... Cl- responsive metabolic ... diuretic use, Bartter syndrome ... , Gitelman syndrome ... diarrhea, Kidney tubular
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... , Gitelman Syndrome ... , Liddle syndrome ... aldosteronism #Metabolic ... Diagnosis #Algorithm #Nephrology
Mechanisms of nephron damage in cardiorenal syndrome
 • Increased renal interstitial pressure
 • Hypoperfusion
 • Reduced
in cardiorenal syndrome ... blood flow • Tubular ... damage • Tubular ... #Mechanisms #pathophysiology ... #nephrology