91 results
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Hypokalemia Differential ... oral intake Renal ... loss • Medication ... tubular acidosis • Gitelman's ... #Differential #
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Thyrotoxicosis Medications ... Renal Losses ... Non-renal losses ... Diagnosis #Algorithm #nephrology
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Hypomagnesemia - Differential ... Bartter syndrome and Gitelman ... with secondary, hypocalcemia ... Hypomagnesemia - Acquired: Medications ... diagnosis #causes #nephrology
“H’s & T’s“ - The reversible causes of Cardiac Arrest 
Hypovolemia, Hypoxia/Hypoxemia, Hydrogen Ion Excess (Acidosis),
Cardiac Arrest Hypovolemia ... /Hyperkalemia, Hypothermia ... Coronary) #HsTs #acls ... #differential # ... diagnosis #arrest #management
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Algorithm Extra-renal ... loss (Diarrhea) Renal ... Bartter syndrome, Gitelman ... potassium #low #nephrology
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Injury (AKI) - Differential ... : • Hypovolemia ... Protein) • AIN: Medication ... Kidney #Injury #Differential ... #Diagnosis #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Bartter's syndrome, Gitelman's ... syndrome #Hypokalemia ... #Differential # ... Diagnosis #Algorithm #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential ... • Renal tubular ... Bartter's syndrome, Gitelman's ... #differential # ... algorithm #causes #nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
(renal potassium ... ratio 0.5%) Differential ... Sjögren syndrome, Renal ... Syndrome #diagnosis #nephrology ... #management #pathophysiology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
diarrhea / IBD Renal ... Loses - Medications ... Hypercalcemia - Hypokalemia ... syndromes - Gitelman ... Hypomagnesemia #Differential