19 results
diagnosis differential ecg ekg checklist classification management pathophysiology pharmacology algorithm anesthesia antiarrhythmics arrhythmias classes intraoperative tachycardia workup anatomical avblock avnrt
Bradycardia Diagnostic and Management Algorithm CONSIDER ETIOLOGY (not inclusive): - STRUCTURAL: sick sinus, AV block, ischemia,
Bradycardia Diagnostic ... STRUCTURAL: sick sinus, AV ... Hypothyroidism - TOX: beta-blockers ... LIFE THREATENING CAUSES ... TREATMENT - Drugs (beta-blockers
Bradycardia - Differential Diagnosis Framework BRADI Mnemonic • BRASH/Hyperkalemia • Reduced oxygen/Glucose/Temp • ACS • Drugs •
Hyperkalemia + AV ... Renal failure • AV ... Medications: • Beta ... differential #diagnosis #causes ... #cardiology #BRADI
Approach to ECGs - Tachy/Bradyarrhythmias Tachyarrhythmias - HR > 100 Wide (1) VT - DANGER (2)
- treat with beta-agonist ... 200ms from longer pause ... block (lower AV ... EKG #diagnosis #electrocardiogram ... #cardiology #differential
Non-lschemic Causes of Cardiogenic Shock: Beta-Blockers, Calcium Channel Blockers, Digoxin Myocarditis Cardiomyopathies (sarcoidosis, amyloidosis, Takatsubo, hemochromatosis) Valvular
Non-lschemic Causes ... Cardiogenic Shock: Beta-Blockers ... Calcium Channel Blockers ... Fibrillation AV ... Differential #Diagnosis #Cardiology
Antiarrhythmics - Vaughan Williams Classification: CLASS 1 - Sodium Channel Blockers: • MOA: Block fast Na+ channels
duration CLASS 2 - Beta ... alpha & beta adrenergic ... inotropy) ACCP Cardiology ... Classification #Classes ... pathophysiology #cardiology
Mobitz Type I (Wenckebach Phenomenon) 2nd Degree AV Block on EKG • P-R interval gradually increases
Phenomenon) 2nd Degree AV ... Block on EKG ... till a dropped beat ... #diagnosis #cardiology ... #EKG #ECG #Electrocardiogram
Anatomical Differential Diagnosis for Arrhythmias • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS) • AV
SA node: Sinus bradycardia ... rhythm, Conduction blocks ... system: Conduction blocks ... Differential #Diagnosis #Causes ... #cardiology
Summary of Heart Blocks 1st Degree Heart Block: • Prolonged PR >200ms (5 small squares). • Narrow
before dropped beat ... • Block in AV ... beyond AV node) ... Diagnosis #EKG #electrocardiogram ... #ecg #cardiology
Intraoperative Bradycardia - Guidelines for Crises in Anaesthesia Bradycardia in theatre should not be treated as
Consider known drug causes ... toxicity (→ 3-10); beta-blocker ... calcium channel blocker ... #Anesthesiology ... Management #Workup #Cardiology
Antiarrhythmics Pharmacology Summary Cardiac Conduction Phases: Phase 0 - Ventricular Depolarization: • Na+ channels open leading to a
duration CLASS 2 - Beta ... alpha & beta adrenergic ... inotropy) ACCP Cardiology ... Classification #Classes ... pathophysiology #phases #cardiology
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