14 results
Localization of Renal Tubular Defects
Fanconi Syndrome: Proximal tubule
Bartter Syndrome: Thick ascending loop of Henle
Gitelman Syndrome: Distal
Localization of Renal ... Proximal tubule Bartter ... #Nephron #Defects ... #Pathophysiology ... #Nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic ... Cl-: Diuretics, Bartter ... Syndrome, Gitelman ... hyperaldosteronism • High PRA: Renal ... #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Extra-renal Losses ... secreting tumor, Primary ... thiazide diuretics, Bartter ... syndrome, Gitelman ... potassium #low #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Cl-: Diuretics, Bartter ... Syndrome, Gitelman ... hyperaldosteronism • High PRA: Renal ... #Nephrology #Causes
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Differential Diagnosis Algorithm ... hypokalemia • Renal ... • Diuretics, Bartter's ... syndrome, Gitelman's ... #causes #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
suggests extra-renal ... ↑ Aldosterone: Primary ... Emesis, Diuretics, Bartter ... syndrome, Gitelman ... differential #potassium #nephrology
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Hyponatremia Diagnosis Algorithm ... Vasopressin-independent - Consider: Primary ... solute intake, Renal ... Helbert Rondon, MD @NephroMD ... #causes #nephrology
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
- Diarrhea • RENAL ... - Diuresis - Bartter ... - Gitelman ... #Pathophysiology ... #Nephrology #Chloride
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
• Hypokalemia (renal ... Sjögren syndrome, Renal ... syndrome • Pseudo Bartter-Gitelman ... Syndrome #diagnosis #nephrology ... #management #pathophysiology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Differential Diagnosis Algorithm ... High Al, Low R - Primary ... h - Diuretics, Bartter's ... syndrome, Gitelman's ... #nephrology #causes