12 results
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
- Differential ... • Metabolic acidosis ... glycosides • High ... Elimination: • AKI ... #Differential #
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... • Metabolic acidosis ... Syndrome • HTN, High ... #Differential # ... #nephrology
Distal Renal Tubular Acidosis
Distal RTA is the true Nephrogenic RTA and can be truly divided into
Distal Renal Tubular ... Acidosis Distal ... ATPase - AEI ... distal RTA - A high ... #diagnosis #differential
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
alkalosis • Normal/low ... to diarrhea, a high ... in kidney tubular ... urine #Algorithm #nephrology ... #differential #
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
(NAGMA) - Differential ... Hypoaldosteronism - Renal Tubular ... • Serum K high ... - Diarrhea - High ... Diagnosis #Workup #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
urinary losses: • High ... consumption • Low ... - Metabolic acidosis ... diagnosis #Algorithm #differential ... #low
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... Reduced Excretion - Differential ... renal failure • AKI ... IntercellularShift #Nephrology ... #Differential #
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
diuresis can be high ... Present (Uosm ≥100): Hypovolemia ... Primary polydipsia), Low ... #Hyponatremia #differential ... table #sodium #nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
distal convoluted tubule ... alkalosis • Normal or low ... ratio 0.5%) Differential ... syndrome, Renal tubular ... acidosis (RTA))
Causes of Hyperkalemia - Differential Diagnosis Framework
 • Cellular Shift:
   - Exercise
- Differential ... - Metabolic Acidosis ... Decreased distal tubule ... depletion, - AKI ... Causes #potassium #high