10 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... Normal Acid-Base: Low ... Bartter syndrome, Gitelman ... Differential #Diagnosis #Algorithm ... #causes #potassium
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... treated with IV potassium ... consumption • Low ... Bartter syndrome, Gitelman ... #nephrology #low
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Differential Diagnosis Algorithm ... Bartter's syndrome, Gitelman's ... Differential #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
thiazide-sensitive sodium ... thiazide-sensitive sodium ... alkalosis • Normal or low ... wasting) • Hypomagnesemia ... Supplement: • Potassium
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... alkalosis • Normal/low ... Bartter syndrome, Gitelman ... the indicated causes ... and potassium acid
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Cerebral salt wasting ... Hypothyroidism, Low ... #Hyponatremia #algorithm ... #diagnosis #sodium ... #low #nephrology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
moving back to resting ... Phase 4 - True Resting ... maintain a negative resting ... 1 - Sodium Channel ... 3 - Potassium Channel
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... : SIADH, Renal Sodium ... can be high or low ... Cerebral Salt Wasting ... Uosm <100): Renal Losses
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Performance thorough ... ASA class If ... event, follow ACC algorithm ... Orthopedic • Low ... surgery Stress Testing
Pragmatic diagnostic algorithm for hypokalemia. 
***Typical presentations: 
 • Vomiting: urine Na/Cl > 1.6, low urine
Pragmatic diagnostic algorithm ... urine Na/Cl > 1.6, low ... confirmed via genetic testing ... correcting serum potassium ... continued in most cases