34 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
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Vaughan Williams Classification ... in slow AP cells ... in slow AP cells ... VaughanWilliams #Classification ... #Classes #cardiology
Shock - Findings, Signs and Symptoms by Classification
 - Hypovolemic (Intravascular volume depletion)
 - Distributive (Vasodilation)
Shock - Findings ... and Symptoms by Classification ... obstruction to blood flow ... #Table #CriticalCare ... Symptoms #Findings #Comparison
Shock Classification Types - Pathophysiology Comparison

Obstructive Shock:
 • Obstructive shock is characterized by a blockage in
Shock Classification ... Pathophysiology Comparison ... caused by a massive ... Depends on the cause ... characterized by low
Hyperparathyroidism classification
Different causes and features of hyperparathyroidism - raised parathormone (PTH).

#Diagnosis #Hyperparathyroidism #Differential #Primary #Secondary #Tertiary
Hyperparathyroidism classification ... Different causes ... Secondary #Tertiary #Comparison ... #Table #Classification
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Diagnosis by Classification ... exacerbation (any cause ... obstruction to blood flow ... Differential #Diagnosis #Classification ... #Table #CriticalCare
Shock - Differential Diagnosis Algorithm
Warm Extremities
 - Distributive Shock - Low JVP
Shock - Differential ... Diagnosis Algorithm ... - Low JVP ... Differential #Diagnosis #Algorithm ... #causes
Etiologies of Hypoaldosteronism

Hyporeninemic Hypoaldosteronism (Low Renin, Low Aldosterone)
 - Diabetic Nephropathy 
 - NSAIDs
Non-Hyporeninemic Hypoaldosteronism (Normal
Hypoaldosteronism (Low ... Renin, Low Aldosterone ... or High Renin, Low ... #Aldosterone #Comparison ... #Table #Causes
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
- Anorexia GI Losses ... Differential #Diagnosis #Low ... #Potassium #Table ... #Classification ... #Causes