13 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Low intake • Metabolic ... Gl tract loss (Diarrhea ... Diagnosis #Algorithm #causes ... potassium #low #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
wasting from other causes ... Laxative use • Diarrhea ... losses: • High Blood ... • Low/Normal Blood ... differential #potassium #nephrology
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Acidosis - RTA - Diarrhea ... Metabolic alkalosis ... Algorithm #Diagnosis #Causes ... #Workup #Nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... Diagnosis Algorithm Hypovolemia ... tubal acidosis and metabolic ... losses, Vomiting, Diarrhea ... #nephrology
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Non-anion Gap Metabolic ... Diarrhea B. ... Hypokalemia ... aniongap #NonGap #Metabolic ... #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Congenital chloride diarrhea ... • Normal/low blood ... acidosis due to diarrhea ... the indicated causes ... urine #Algorithm #nephrology
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
NGT suction - Diarrhea ... essential for blood ... • Blood pressure ... Cl⁻ increases blood ... Pathophysiology #Nephrology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Base Disorders - Blood ... Interpretation Steps for Blood ... acidosis: - Diarrhea ... Acetazolamide Causes ... Diagnosis #Summary #Nephrology
Causes of Hypokalemia
I. Decreased intake
   A. Starvation
   B. Clay ingestion
II. Redistribution into
Causes of Hypokalemia ... Metabolic alkalosis ... Gastrointestinal loss (diarrhea ... Low #Potassium #Classification ... #Causes
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
hypomagnesemia • Metabolic ... Normal or low blood ... Hypochloremic metabolic ... Congenital chloride diarrhea ... Syndrome #diagnosis #nephrology