10 results
Class I Antiarrhythmics and their Key Pharmacologic Properties

Class IA = Quinidine, Procainamide, Disopyramide ("Quarter PounDer")
Class IB
Class I Antiarrhythmics ... Fries Please") Block ... in wide QRS on EKG ... #Class1 #Antiarrhythmics ... #Pharmacology #Agents
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Antiarrhythmics ... Vaughan Williams Classification ... accpcardprn #Antiarrhythmics ... #Pharmacology #Classification ... #Classes #pathophysiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics ... Transient K+ efflux moving ... Vaughan Williams Classification ... #Pharmacology #Classification ... #Classes #pathophysiology
Classification of Jaundice
Unconjugated hyperbilirubinemia (predominantly indirect bilirubin)
 • Increased bilirubin production (eg, hemolytic anemias, hemolytic reactions,
Classification of ... or mutation in genes ... coding for bile ... #Jaundice #Classification ... #unconjugated #differential
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... Diagnosis by Classification ... pauses • AV block ... #Syncope #Differential ... #Table #Causes
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
effects of neuraxial block ... reservoir bag moving ... and positioning (e.g ... Endocrine cause (eg ... #Hypotension #Differential
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Lactic Acidosis - Differential ... by excretion (e.g ... the offending agent ... Acidosis #Elevation #Differential ... #typea #typeb #classification
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... downsloping - Coving ... Segment #Elevation #differential ... #ekg #electrocardiogram
Peripartum Cardiomyopathy (PPCM)

What is PPCM?
• A form of acute systolic heart failure that develops late in
Thromboembolic events ... from placenta): block ... , selenium) Differential ... chemotherapeutic agents ... Rule out other causes
Anemia of Hospitalization - Pathophysiology

Why does the Hgb/Hct drop in the first two days during hospitalization?

Interestingly,
Hospitalization - Pathophysiology ... 500 mL in a 70 kg ... Hospitalization #causes ... #pathophysiology ... #differential #