12 results
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Loop and thiazide diuretics ... - Osmotic diuresis ... Post-obstructive diuresis ... Diagnosis #Low # ... #Causes #Workup
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Causes of Hypokalemia ... plasma insulin (treatment ... use), Gitelman's ... #Causes #differential ... #diagnosis #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Alkalosis - Differential ... Diagnosis Algorithm ... Cl intake, Diuretics ... , Gitelman Syndrome ... #Nephrology #Causes
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... Diagnosis Algorithm ... Renal losses, Diuretic ... , Osmotic diuresis ... #Causes #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... Loop and thiazide diuretics ... , Gitelman syndrom ... #low #nephrology
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic ... Alkalosis - Differential ... Diagnosis Algorithm ... tubular transport • Diuretics ... MetabolicAlkalosis #NonGap #Nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
with thiazide diuretic ... • Metabolic alkalosis ... Surreptitious diuretic ... #Syndrome #diagnosis ... #nephrology #management
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Alkalosis - Differential ... Diagnosis Algorithm ... Cl intake, Diuretics ... , Gitelman Syndrome ... #Nephrology #Causes
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
Renal Sodium loss (diuretics ... diuresis can be ... , Post-AKI diuresis ... #differential # ... #sodium #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
, Diuretics, Bartter ... syndrome, Gitelman ... #diagnosis #Algorithm ... #differential # ... potassium #nephrology