77 results
Prolonged neuromuscular blockade - Differential Diagnosis
- Drugs, Acid-base Disorders, Metabolic, Neurologic, Electrolyte abnormalities

By Mark Harris, MD
neuromuscular blockade ... MarkHarrisMD #nmb ... neuromuscular #blockade
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
- Na+ Channel Blockade ... Beta Receptor Blockade ... III - K+ Channel Blockade ... - Ca2+ Channel Blockade
Glucagon: Bypassing β-Blockade

Glucagon pathophysiology and clinical applications in anaphylaxis and beta-blocker overdose

#Toxicology #Pharmacology #Pathophysiology #Glucagon #BetaBlocker
Glucagon: Bypassing β-Blockade
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
CLASS 1A: Moderate Blockade ... CLASS 1B: Weak Blockade ... CLASS 1C: Strong Blockade
Train of Four monitoring is commonly used by anesthesiologists to determine the adequacy of paralytic agents
monitoring-neuromuscular-blockade
Scalp Nerve Block Anatomy 
The “scalp block” is classically described with potential blockade of seven nerves,
with potential blockade
Immune Reactions and Immunosuppressant Drugs

Glucocorticoids - Inhibition of cytokine synthesis, e.g., IL-1, IL-2
Muromonab-CD3 - Monoclonal antibody
Calcineurin
IL-2 receptor blockade
Mechanical Bowel Obstruction and Ileus - Pathogenesis and Clinical Findings
Ileus: Functional bowel "blockage", no peristalsis
Mechanical Obstruction:
Functional bowel "blockage ... Obstruction: Physical blockage
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
CLASS 1A: Moderate Blockade ... CLASS 1B: Weak Blockade ... CLASS 1C: Strong Blockade
Pheochromocytoma - Diagnosis and Management Summary
10 percent rule = 10% of pheochromocytomas are extra-adrenal, multiple, bilateral,
beta-adrenergic blockade ... beta-adrenergic blockade ... alpha-adrenergic blockade ... blockers before alpha blockade