13 results
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
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
with thiazide diuretic ... (renal potassium ... ratio 0.5%) Differential ... Surreptitious diuretic ... Syndrome #diagnosis #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
losses, Diuretic ... and metabolic alkalosis ... Ketonuria, Osmotic diuresis ... Nephrotic syndrome, Cirrhosis ... #Causes #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Post-hypercapnia • Diuretics ... Bartter's syndrome, Gitelman's ... #causes #nephrology ... #potassium
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Loop and thiazide diuretics ... Bartter syndrome, Gitelman ... #causes #potassium ... #low #nephrology
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Alkalosis - Differential ... tubular transport • Diuretics ... loop/thiazide) • Hypomagnesemia ... • Barrter's/Gitelman's ... MetabolicAlkalosis #NonGap #Nephrology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
• Metabolic alkalosis ... irrigation • Management ... Kidney stones caused ... #Diuresis #Nephrology ... #Medications #Table
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
Sodium loss (diuretics ... deficiency, Post-AKI diuresis ... (AKI, Post-AKI diuresis ... #diagnosis #table ... #sodium #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
suggests extra-renal ... - Metabolic Alkalosis ... : Emesis, Diuretics ... #differential # ... potassium #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
loop or thiazide diuretics ... pressure: Active diuretic ... syndrome, Hypomagnesemia ... and potassium acid ... #nephrology #differential