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diagnosis differential cardiology management pharmacology anesthesia anesthesiology checklist workup syncope classification ecg ekg electrocardiogram hyperkalemia pathophysiology tachycardia treatment antiarrhythmics arrhythmias
Bradycardia Diagnostic and Management Algorithm CONSIDER ETIOLOGY (not inclusive): - STRUCTURAL: sick sinus, AV block, ischemia,
Bradycardia Diagnostic ... sick sinus, AV block ... Hypothyroidism - TOX: beta-blockers ... LIFE THREATENING CAUSES ... TREATMENT - Drugs (beta-blockers
Pharmaceutical Management of Hyperthyroidism / Thyroid Storm Beta-Blockers • Decreases sympathetic hyperactivity • Partially blocks peripheral conversion
Thyroid Storm Beta-Blockers ... • Partially blocks ... peripheral conversion ... Propylthiouracil (PTU) • Blocks ... Methimazole • Blocks
Beta Blocker Side Effects / Toxicity Cardiac Side Effects: • Sinus bradycardia, AV block, Heart failure exacerbation,
Beta Blocker Side ... Effects: • Sinus bradycardia ... , AV block, Heart ... exacerbation, Beta ... blocker withdrawal
Bradycardia - Differential Diagnosis Framework BRADI Mnemonic • BRASH/Hyperkalemia • Reduced oxygen/Glucose/Temp • ACS • Drugs •
surgery • Heart block ... Medications: • Beta ... channel blockers ... Spondylarthropathies Other causes ... differential #diagnosis #causes
Faget Sign - Pulse-Temperature Dissociation Causes of Relative Bradycardia • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Dissociation Causes ... of Relative Bradycardia ... • Infectious Causes ... : Beta-blockers, ... Dissociation #relative #bradycardia
Pharmacologic Treatment of Hypertensive Emergencies in Pregnancy Drug - Dose range - Onset/oeak/duration - Side effects -
1st-degree heart block ... , maternal bradycardia ... persistent fetal beta-blockade ... , tachycardia, nausea ... - Urapidil - Nausea
Approach to ECGs - Tachy/Bradyarrhythmias Tachyarrhythmias - HR > 100 Wide (1) VT - DANGER (2)
- w/ variable block ... (3) SA node block ... rhythms (5) AV block ... - Proximal AV block ... QRS - Distal AV block
Antiarrhythmics - Vaughan Williams Classification: CLASS 1 - Sodium Channel Blockers: • MOA: Block fast Na+ channels
: • MOA: Block ... duration CLASS 2 - Beta ... : • MOA: Block ... primarily) and block ... : • MOA: Block
Intraoperative Bradycardia - Guidelines for Crises in Anaesthesia Bradycardia in theatre should not be treated as
Intraoperative ... Consider known drug causes ... toxicity (→ 3-10); beta-blocker ... calcium channel blocker ... Anesthesiology #Anesthesia #Intraoperative
Deep T Wave Inversions - Differential Normal variants A. Juvenile T wave pattern
global T wave inversion ... bundle branch blocks ... bundle branch block ... Differential #Diagnosis #Causes
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