117 results
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Phase I - Initial Repolarization ... - Ventricular Repolarization ... Vaughan Williams Classification ... #Pharmacology #Classification ... #Classes #pathophysiology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... prolong AV node repolarization ... prolong AV node repolarization ... #Pharmacology #Classification ... #Classes #pathophysiology
Causes, classification and compensatory responses to shock.

Shock can be caused by any pathological process that leads
Causes, classification ... Shock can be caused ... The cause of shock ... #Differential #Causes ... #Types #Classification
Shock - Differential Diagnosis Algorithm
Warm Extremities
 - Distributive Shock - Low JVP
Shock - Differential ... Diagnosis Algorithm ... Sounds • Pulmonary ... Differential #Diagnosis #Algorithm ... #causes
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Shock - Differential ... Diagnosis by Classification ... exacerbation (any cause ... flow) - Massive pulmonary ... Differential #Diagnosis #Classification
Classification of Shock by Mechanism and Common Causes

#Shock #Classification #Differential #Diagnosis #Causes
Classification of ... Shock by Mechanism ... and Common Causes ... #Shock #Classification ... Differential #Diagnosis #Causes
Hypotension / Shock Differential Diagnosis Algorithm
Hypovolemic:
 • Poor oral intake
 • Hemorrhage
 • Renal loss
 •
Differential Diagnosis Algorithm ... valvulopathy • Pulmonary ... obstruction • Pulmonary ... Differential #Diagnosis #Algorithm ... #shock #causes
Shock Classification Types - Pathophysiology Comparison

Obstructive Shock:
 • Obstructive shock is characterized by a blockage in
Shock Classification ... in blood flow caused ... Depends on the cause ... Pulmonary embolism ... criticalcare #diagnosis #classification
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Vaughan Williams Classification ... Blockade • Slows depolarization ... Blockade • Slows depolarization ... VaughanWilliams #Classification ... #Classes #cardiology
Shock - Pathophysiology 
Inadequate tissue perfusion to meet O2, nutrient requirements
1. Distributive Shock
2. Hypovolemic Shock
3. Cardiogenic
Shock - Pathophysiology ... Distributive Shock ... Hypovolemic Shock ... differential #diagnosis #algorithm ... #causes