11 results
Gitelman Syndrome Pathophysiology
Gitelman Syndrome is a rare autosomal recessive salt-losing tubulopathy with a prevalence of 1-
Gitelman Syndrome ... Gitelman Syndrome ... H+ secretion → Hypokalemia ... Metabolic alkalosis ... #Syndrome #Pathophysiology
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
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
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 ... Hypochloremic metabolic ... #nephrology #management ... #pathophysiology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation ... Pressure: - Metabolic ... , Gitelman syndrome ... Hippurate - Metabolic ... differential #potassium #nephrology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... furosemide-like lesion) • Gitelman ... thiazide-sensitive site) Metabolic ... after fasting #Metabolic ... Diagnosis #Causes #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Metabolic Alkalosis ... diuretic use, Bartter syndrome ... , Gitelman syndrome ... in the proximal tubule ... urine #Algorithm #nephrology
Gitelman Syndrome - Diagnosis and Workup
Blood Work:
 - Hypokalemia
 - Hypomagnesemia
 - Metabolic Alkalosis
 - Elevated
Gitelman Syndrome ... Blood Work: - Hypokalemia ... Hypomagnesemia - Metabolic ... #Syndrome #Diagnosis ... #Workup #nephrology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
hypertension and signs ... heart failure, neurologic ... and metabolic alkalosis ... renal bruit or signs ... Neurologic disorders
Bulimia Nervosa: Complications
GASTROINTESTINAL
 • Dehydration & inability to digest food -> Constipation
 • Recurrent vomiting exposes
• Boerhaave syndrome ... abuse may lead to metabolic ... ) • Overall: hypokalemia ... Complications #pathophysiology ... #diagnosis #signs