14 results
Localization of Renal Tubular Defects
Fanconi Syndrome: Proximal tubule
Bartter Syndrome: Thick ascending loop of Henle
Gitelman Syndrome: Distal
Renal Tubular Defects ... loop of Henle Gitelman ... Fanconi #Bartter #Gitelman ... #Pathophysiology ... #Nephrology
Gitelman Syndrome Pathophysiology
Gitelman Syndrome is a rare autosomal recessive salt-losing tubulopathy with a prevalence of 1-
Gitelman Syndrome ... Gitelman Syndrome ... thiazide-sensitive sodium-chloride ... #Syndrome #Pathophysiology ... #nephrology #diagnosis
Inherited Defects in Kidney Tubule Epithelial Cells

Renal glucosuria - Na+-dependent glucose cotransporter
Cystinuria - Amino acid transporter
Bartter
Inherited Defects ... ascending limb Gitelman ... cell epithelial sodium ... of epithelial sodium ... #Kidney #Nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
Gitelman Syndrome ... thiazide-sensitive sodium ... thiazide-sensitive sodium ... #nephrology #management ... #pathophysiology
Management of SIADH
Treat underlying cause:
 • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
volume overload Urea ... promoting passive sodium ... ADH receptor • Has ... many side effects ... #hyponatremia #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... diuretic use, Bartter syndrome ... , Gitelman syndrome ... the excretion of sodium ... #nephrology #differential
SIADH Treatment Options
1. Treat underlying cause of SIADH: Pain, Primary lung pathology, Post-operative phenomenon, Medications, Basically
restriction • All food has ... Urea powder • Induces ... promoting passive sodium ... • Major side effects ... #hyponatremia #nephrology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
diuretic effect has ... tubule reabsorptive defect ... furosemide-like lesion) • Gitelman ... syndrome (defective ... Diagnosis #Causes #nephrology
Hepatorenal Syndrome (HRS)

Definition:
• Functional, potentially reversible kidney impairment.
• Occurs in advanced liver disease: cirrhosis, severe alcoholic
Hepatorenal Syndrome ... Pathophysiology: ... • Urine sodium ... #Syndrome #Hepatology ... #Nephrology #Diagnosis
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Injury - AKI Workup Algorithm ... electrolytes, urea ... pressure • TTP / HUS ... • Cardio-renal syndrome ... Differential #Diagnosis #nephrology