24 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Low intake • Metabolic ... , Gitelman syndrom ... Diagnosis #Algorithm #causes ... #potassium #low
Causes of Metabolic Alkalosis - Differential Diagnosis
Chloride depletion syndromes
 • Gastrointestinal losses
    -
Causes of Metabolic ... - Gitelman ... • Severe potassium ... depletion (serum potassium ... <2 mmol/L) #Metabolic
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
Gitelman Syndrome ... (renal potassium ... Hypochloremic metabolic ... Supplement: • Potassium ... nephrology #management #pathophysiology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... wasting from other causes ... suggests extra-renal causes ... Pressure: - Metabolic ... , Gitelman syndrome
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Defining the cause ... , Gitelman's syndrome ... diagnosis #algorithm #causes ... #nephrology #potassium
Gitelman Syndrome Pathophysiology
Gitelman Syndrome is a rare autosomal recessive salt-losing tubulopathy with a prevalence of 1-
Gitelman Syndrome ... Gitelman Syndrome ... H+ secretion → Hypokalemia ... Metabolic alkalosis ... #Syndrome #Pathophysiology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... - Refeeding Syndrome ... #Hypokalemia ... #potassium #low ... #pathophysiology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... , Gitelman's syndrome ... #Hypokalemia # ... Algorithm #nephrology #causes ... #low #potassium
Blood gas analysis
Metabolic alkalosis
Measured urine CI
< 10 mEq/L
Saline responsive
> 10 mEg/L
Not saline responsive
- Vomiting or NG
gas analysis Metabolic ... suction Endocrine cause ... H+ loss Renal cause ... - Gitelman syndrome ... - Potassium depletion
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Digoxin Pharmacology ... and Pathophysiology ... intracellular calcium causes ... - Hyperkalemia ( ... #Pathophysiology