20 results
Gitelman Syndrome Pathophysiology
Gitelman Syndrome is a rare autosomal recessive salt-losing tubulopathy with a prevalence of 1-
Gitelman Syndrome ... Gitelman Syndrome ... → Hypokalemia Metabolic ... alkalosis - ... #Syndrome #Pathophysiology
Causes of Metabolic Alkalosis - Differential Diagnosis
Chloride depletion syndromes
 • Gastrointestinal losses
    -
Causes of Metabolic ... Alkalosis - Differential ... - Gitelman ... <2 mmol/L) #Metabolic ... #Alkalosis #Differential
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic ... Alkalosis - Differential ... , Gitelman Syndrome ... #Primary #Metabolic ... #Alkalosis #Differential
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Alkalosis - Differential ... , Gitelman Syndrome ... aldosteronism #Metabolic ... #Alkalosis #Differential
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Metabolic Alkalosis ... alkalosis ... alkalosis ... diuretic use, Bartter syndrome ... , Gitelman syndrome
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
Urine chloride < 20 mmol/l - Chloride responsive (Chloride
Causes of Metabolic ... Alkalosis - Differential ... BP = Bartter's Syndrome ... , Gitelman's Syndrome ... #Alkalosis #Causes
Approach to Elevated Bicarbonate (HCO3)
Risk Factors for Hypercapnea? (Hx of COPD, OSA, sedative use, CNS/muscular disorders?)
(+)
Gas) (-) Likely Metabolic ... Alkalosis Urine ... Barter, or Gitelman ... Syndrome Unremarkable ... #alkalosis #algorithm
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Metabolic Alkalosis ... alkalosis • Kidney ... diuretic use, Bartter syndrome ... , Gitelman syndrome ... #Metabolic #Alkalosis
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
Gitelman Syndrome ... hypomagnesemia • Metabolic ... alkalosis • Normal ... Hypochloremic metabolic ... nephrology #management #pathophysiology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... Alkalosis: Differential ... furosemide-like lesion) • Gitelman ... thiazide-sensitive site) Metabolic ... after fasting #Metabolic