9 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Extra-renal Losses: • Normal ... Syndrome • HTN, High ... #potassium #low ... #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
urinary losses: • High ... /Normal Blood Pressure ... Bartter syndrome, Gitelman ... acidosis: Proximal ... #potassium #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Al, Normal R - ... Bartter's syndrome, Gitelman's ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
alkalosis • Normal ... or low blood pressure ... ratio 0.5%) Differential ... Renal tubular acidosis ... • Seizures • Rhabdomyolysis
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
/low blood pressure ... Bartter syndrome, Gitelman ... the indicated causes ... acidosis, a high ... #differential #
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... acidosis - Hyperkalemia ... diagnosis #causes ... #potassium #high ... #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... acidosis - Hyperkalemia ... diagnosis #causes ... #potassium #high ... #nephrology
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
Saline (NS) - Comparison ... 130 mEq/L • Potassium ... Is Dangerous in Hyperkalemia ... densa receives high ... #pharmacology #
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Loss of sodium/Potassium ... • Labs: - Metabolic ... acidosis - Rhabdomyolysis ... - Core temp normal ... #diagnosis #causes