12 results
Differential Diagnosis and Evaluation of Hypokalemia #Diagnosis #EM #IM #Nephro #Hypokalemia #Acidosis #Alkalosis #Algorithm #Differential #Ddxof
Differential Diagnosis ... Evaluation of Hypokalemia ... #Diagnosis #EM ... #Acidosis #Alkalosis ... #Ddxof
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Transcellular Shift ... : • Alkalosis ... #Differential # ... nephrology #low #potassium
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... Renal tubular acidosis ... Catecholamines - Alkalosis ... #Differential # ... Diagnosis #Low #Potassium
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Algorithm Acidosis ... Intracellular Shift ... Metabolic alkalosis ... #Differential #
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... - Metabolic Alkalosis ... - Metabolic acidosis ... diagnosis #Algorithm #differential ... #potassium #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... • Recent IV potassium ... Intracellular Shift ... - Metabolic acidosis ... #differential #
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... • Recent IV potassium ... Intracellular Shift ... - Metabolic acidosis ... #differential #
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Causes of Hypokalemia ... Transcellular Shifts ... : - Alkalosis, ... Renal tubular acidosis ... #Causes #differential
Causes of Hyperkalemia
Pseudohyperkalemia
 - Tourniquet use
 - Hemolysis (in vitro)
 - Leukocytosis
 - Thrombocytosis
Intra- to extracellular
Causes of Hyperkalemia ... shift - Acidosis ... renal tubular acidosis ... ) #Hyperkalemia ... Causes #diagnosis #differential
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
(renal potassium ... Hypochloremic metabolic alkalosis ... ratio 0.5%) Differential ... Renal tubular acidosis ... Supplement: • Potassium