435 results
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Vaughan Williams Classification ... - Na+ Channel Blockade ... Beta Receptor Blockade ... III - K+ Channel Blockade ... - Ca2+ Channel Blockade
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... CLASS 1A: Moderate Blockade ... CLASS 1B: Weak Blockade ... CLASS 1C: Strong Blockade ... #Pharmacology #Classification
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Vaughan Williams Classification ... CLASS 1A: Moderate Blockade ... CLASS 1B: Weak Blockade ... CLASS 1C: Strong Blockade ... #Pharmacology #Classification
Shock Classification Types - Pathophysiology Comparison

Obstructive Shock:
 • Obstructive shock is characterized by a blockage in
Shock Classification ... characterized by a blockage ... criticalcare #diagnosis #classification
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
Blockade of the ... Blockade of the ... High #Potassium #Classification
Prolonged neuromuscular blockade - Differential Diagnosis
- Drugs, Acid-base Disorders, Metabolic, Neurologic, Electrolyte abnormalities

By Mark Harris, MD
neuromuscular blockade ... neuromuscular #blockade
Allen Test for Hand Circulation - Radial Artery Blockage

#Allen #Test #Hand #Circulation #RadialArtery #Blockage #Clinical #Video
Radial Artery Blockage ... #RadialArtery #Blockage
Glucagon: Bypassing β-Blockade

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

#Toxicology #Pharmacology #Pathophysiology #Glucagon #BetaBlocker
Glucagon: Bypassing β-Blockade
Scalp Nerve Block Anatomy 
The “scalp block” is classically described with potential blockade of seven nerves,
with potential blockade
Mechanical Bowel Obstruction and Ileus - Pathogenesis and Clinical Findings
Ileus: Functional bowel "blockage", no peristalsis
Mechanical Obstruction:
Functional bowel "blockage ... Obstruction: Physical blockage