130 results
Thyroid storm is a rare and life-threatening condition characterized by an acute exacerbation of thyrotoxicosis (elevated
thyrotropin) with severe clinical ... adrenergic tone: Beta-blocker ... • Therapy to block ... peripheral conversion ... thyroidcrisis #beta-blocker
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 Conversion Table- Carvedilol, Metoprolol and Bisoprolol Equivalents
Converting between Beta-Blockers: Carvedilol, Metoprolol and Bisoprolol

#Pharmacology #Cardiology
Beta blocker Conversion ... Converting between Beta-Blockers ... #BetaBlocker #Conversion ... Recommended Text: Clinical
Bradycardia Diagnostic and Management Algorithm

CONSIDER ETIOLOGY (not inclusive): 
 - STRUCTURAL: sick sinus, AV block, ischemia,
sick sinus, AV block ... Hypothyroidism - TOX: beta-blockers ... calcium channel blockers ... TREATMENT - Drugs (beta-blockers ... calcium channel blockers
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Summary of Heart Blocks ... 1st Degree Heart Block ... Mobitz I Heart Block ... Complete Heart Block ... • Block in AV
Beta Blocker Side Effects / Toxicity
Cardiac Side Effects:
 • Sinus bradycardia, AV block, Heart failure exacerbation,
Beta Blocker Side ... bradycardia, AV block ... exacerbation, Beta ... blocker withdrawal
Angiotensin-Converting Enzyme Inhibitors - Inhibit the conversion of AngI to AngII
 • Captopril, Lisinopril, Enalapril, Benazepril,
- Inhibit the conversion ... Angiotensin Receptor Blockers ... - Block AT1 receptors ... renin and thus the conversion
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
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
Atrioventricular Blocks ... (AV blocks) - ECG ... First Degree AV Block ... bundle branch block ... • This is a clinically
Beta Blocker approximate dose equivalents

Carvedilol 12.5 mg BlD 
Labetalol 100 mg BID 
Atenolol 50 mg daily
Beta Blocker approximate ... #equivalents #Conversion