17 results
Localization of Renal Tubular Defects
Fanconi Syndrome: Proximal tubule
Bartter Syndrome: Thick ascending loop of Henle
Gitelman Syndrome: Distal
Localization of Renal ... Tubular Defects ... loop of Henle Gitelman ... #Pathophysiology ... #Nephrology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
- Gitelman ... Genetic defects ... Differential #Diagnosis #Low ... #Magnesium #Table ... Classification #Causes #Workup
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... Extra-renal Losses ... loss (Diarrhea) Renal ... , Gitelman syndrom ... #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Differential Diagnosis Algorithm ... , Gitelman Syndrome ... hyperaldosteronism • High PRA: Renal ... Differential #Diagnosis #Algorithm ... #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Differential Diagnosis Algorithm ... , Gitelman Syndrome ... hyperaldosteronism • High PRA: Renal ... Differential #Diagnosis #Algorithm ... #Nephrology #Causes
Inherited Defects in Kidney Tubule Epithelial Cells

Renal glucosuria - Na+-dependent glucose cotransporter
Cystinuria - Amino acid transporter
Bartter
Inherited Defects ... Epithelial Cells Renal ... ascending limb Gitelman ... #Kidney #Nephrology ... #Differential #Table
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Chloridorrhea Renal ... • Penicillins Renal ... Hypomagnesemia • Barrter's/Gitelman's ... Licorice • Liddle's Syndrome ... MetabolicAlkalosis #NonGap #Nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis Workup ... Algorithm 1) ... mOsm/kg - Implies renal ... • Euvolemic (Low ... #Algorithm #nephrology
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Malabsorption RENAL ... nephrocalcinosis (FHHNC) • Gitelman's ... syndrome • Thiazide ... ab • Genetics defects ... Hypomagnesemia #Magnesium #Low
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... suggests extra-renal ... , Gitelman syndrome ... differential #potassium #nephrology ... #low