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diagnosis management hypokalemia treatment cardiology differential antiarrhythmics causes classes high low nephrology pathophysiology pharmacology acs angina checklist chestpain criticalcare ecg
Typical ECG changes associated with hyperkalemia. → Peaked T wave → Wide PR interval, Wide QRS duration,
Typical ECG changes ... associated with hyperkalemia ... T wave → Wide PR ... note that ECG changes ... #hyperkalemia #ECG
Hyperkalemia - Management Algorithm • IV calcium • IV insulin and glucose and/or salbutamolt • Consider
Hyperkalemia - Management ... Algorithm • IV ... and ECG changes ... waves, Prolonged PR ... #potassium #high
Hypokalemia Evaluation Algorithm Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation ... Algorithm Before ... evaluating hypokalemia ... treated with IV potassium ... #diagnosis #Algorithm
Checklist Approach to Hypokalemia Consider risk factors for arrhythmia: - EKG changes (especially QT prolongation) - Digoxin
Checklist Approach to Hypokalemia ... arrhythmia: - EKG changes ... pomagnesemia Evaluation ... route = severe hypokalemia ... /hr for severe hypokalemia
Antiarrhythmics - Vaughan Williams Classification: CLASS 1 - Sodium Channel Blockers: • MOA: Block fast Na+ channels
Vaughan Williams Classification ... depolarization • ↑ PR ... repolarization CLASS 3 - Potassium ... velocity) - ↑ PR ... #Pharmacology #Classification
Emergent Hyperkalemia Treatment Algorithm ECG changes, weakness, K+ >6.5 Or renal insufficiency with K >5.5 with cellular
Emergent Hyperkalemia ... Treatment Algorithm ... ECG changes, weakness ... waves, prolonged PR ... treatment Remove potassium
Antiarrhythmics Pharmacology Summary Cardiac Conduction Phases: Phase 0 - Ventricular Depolarization: • Na+ channels open leading to a
Vaughan Williams Classification ... depolarization • ↑ PR ... repolarization CLASS 3 - Potassium ... velocity) - ↑ PR ... #Pharmacology #Classification
Chest Pain / ACS Evaluation Algorithm Algorithm that attempts to the use history taking (guided by LRs),
Chest Pain / ACS Evaluation ... Algorithm Algorithm ... Diamond-Forrester classification ... Ask about: - Changes ... ChestPain #ACS #Evaluation
Medications for the Treatment of Hyperkalemia The goals of acute treatment are to prevent potentially life-threatening cardiac
disturbances, shift potassium ... eliminate excess potassium ... reduce dietary potassium ... , changes on ECG ... Figure 3 is an algorithm
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 Evaluation and Management of Hypokalemia Hypokalemia is often asymptomatic. Evaluation begins with a search for warning signs
Evaluation and Management ... Evaluation begins ... palpitations, changes ... depletion impedes potassium ... #Evaluation #Algorithm
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