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diagnosis management pharmacology treatment causes differential hypokalemia medications antiarrhythmics cardiology high low nephrology pathophysiology antiarrhythmic binders comparison ecg ekg evaluation
Antiarrhythmic Medications - Vaughan Williams Classification - Summary Table Class I agents - Sodium Channel Blockers⠀ Class II
Vaughan Williams Classification ... - Summary Table ... III agents - Potassium ... #Medications #Classification ... #Summary #Table
Antiarrhythmics - Vaughan Williams Classification: CLASS 1 - Sodium Channel Blockers: • MOA: Block fast Na+ channels
Vaughan Williams Classification ... depolarization • ↑ PR ... 3 - Potassium Channel ... velocity) - ↑ PR ... #Pharmacology #Classification
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 - Differential Diagnosis Poor Intake - Starvation - Anorexia GI Losses - Vomiting / NG
Hypokalemia - Differential ... DrEricStrong #Hypokalemia ... Diagnosis #Low #Potassium ... #Table #Classification ... #Causes
Potassium-Binding Agents to Treat Hyperkalemia Sodium zirconium cyclosilicate (Lokelma): • Mechanism: Preferentially captures K in exchange for
Potassium-Binding ... • Mechanism: Exchanges ... of aspiration #Potassium ... #Binding #Hyperkalemia ... #pharmacology #table
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia. - At
Hyperkalemia shortens ... repolarization; changes ... prolonged PR and ... wave to produce classic ... #Progression #Table
Antiarrhythmics Pharmacology Summary Cardiac Conduction Phases: Phase 0 - Ventricular Depolarization: • Na+ channels open leading to a
Vaughan Williams Classification ... depolarization • ↑ PR ... 3 - Potassium Channel ... 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
Medications for the Treatment of Hyperkalemia The goals of acute treatment are to prevent potentially life-threatening cardiac
eliminate excess potassium ... reduce dietary potassium ... , changes on ECG ... Figure 3 is an algorithm ... , and Table 3 summarizes
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 Hyperkalemia - Diagnosis and Management - GrepMed Handbook S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
, ST depress, ↑PR ... Elimination (see Table ... Treatments: • K-Binding ... SPS (15-60g PO/PR ... Management #Treatment #potassium
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