12 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
- Differential Diagnosis ... , Gitelman syndrom ... #Differential #Diagnosis ... Algorithm #causes #potassium ... #low #nephrology
Gitelman Syndrome Pathophysiology
Gitelman Syndrome is a rare autosomal recessive salt-losing tubulopathy with a prevalence of 1-
Gitelman Syndrome ... Syndrome is a rare ... in the distal tubule ... Contraction → ↑ Renin ↑ Ca ... #nephrology #diagnosis
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential Diagnosis ... , Gitelman's syndrome ... #Differential #Diagnosis ... #Algorithm #nephrology ... #causes #low #potassium
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... Workup Algorithm ... • Euvolemic (Low ... , Cushing syndrome ... #nephrology #sodium
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
the basis of the potassium-to-creatinine ... , Gitelman syndrome ... hypokalemia #urine #potassium ... differential #algorithm #diagnosis ... #nephrology
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
How do you work ... suspicion) • +/- bubble ... #stroke #workup ... #diagnosis #checklist ... #neurology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... consumption • Low ... , Gitelman syndrome ... #Hypokalemia #diagnosis ... #nephrology #low
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
Gitelman Syndrome ... distal convoluted tubule ... alkalosis • Normal or low ... #Syndrome #diagnosis ... #nephrology #management
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... - Differential Diagnosis ... • Normal or Low ... , CA Inh., Osmotic ... #phosphate #nephrology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
: Differential Diagnosis ... furosemide-like lesion) • Gitelman ... other • Severe potassium ... #Differential #Diagnosis ... #Causes #nephrology