11 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
• Normal Acid-Base ... • HTN, High Aldosterone ... Loop and thiazide diuretics ... #causes #potassium ... #low #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
urinary losses: • High ... Alkalosis: Emesis, Diuretics ... #Hypokalemia #diagnosis ... #Algorithm #differential ... #potassium #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
alkalosis • Normal/low ... the indicated causes ... urine #Algorithm #nephrology ... #differential # ... diagnosis
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... Diagnosis: Causes ... D-lactate (short bowel syndrome ... Volume depletion (diuresis ... #Nephrology #ABG
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• K sparing diuretics ... Medications 2. ... #diagnosis #causes ... #potassium #high ... #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• K sparing diuretics ... Medications 2. ... #diagnosis #causes ... #potassium #high ... #nephrology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
resistance • Metabolic ... • Diagnosis of ... irrigation • Management ... ; High-Ceiling Diuretics ... #Nephrology #Pharmacology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
alkalosis • Normal or low ... ratio 0.5%) Differential ... Rhabdomyolysis Treatment ... #diagnosis #nephrology ... #management #pathophysiology
Pragmatic diagnostic algorithm for hypokalemia. 
***Typical presentations: 
 • Vomiting: urine Na/Cl > 1.6, low urine
urine Na/Cl > 1.6, low ... urine Na/Cl < 0.7, high ... Other medications ... ; interpretation ... algorithm #nephrology
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Heat stroke - Metabolic ... Monitor potassium ... #Diagnosis #Management ... #causes #treatment ... #nephrology