172 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 ... Class I (Ia, Ib ... Blockade • Slows depolarization ... VaughanWilliams #Classification ... #Classes #cardiology
Causes of Acute Dyspnea - Differential Diagnosis Algorithm
Cardiovascular
 • Myocardial Infarction*
 • Cardiac Tamponade*
 • CHF
Pleural
Causes of Acute ... Differential Diagnosis Algorithm ... Vascular • Pulmonary ... Anaphylaxis* #Acute ... #Causes
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Differential Diagnosis Algorithm ... Stable Angina • Acute ... Pleural Thickening/Masses ... #Causes
Pneumothorax Causes - Differential Diagnosis Schema
Spontaneous - Traumatic - Iatrogenic

Dr. David Furfaro https://twitter.com/david_furfaro

#Pneumothorax #Causes #Differential #Diagnosis
Pneumothorax Causes ... #Pneumothorax #Causes ... Differential #Diagnosis #Classification ... #Pulmonary
Causes of Pediatric Stridor - Differential Diagnosis Algorithm
Present Since Infancy with No Respiratory Distress:
 • Laryngomalacia
Present
Causes of Pediatric ... Differential Diagnosis Algorithm ... Stenosis Non-Acute ... #Causes #Peds # ... Pediatrics #Pulmonary
Acute Kidney Injury Framework - Differential Diagnosis Algorithm

#AKI #Acute #Kidney #Injury #Differential #Diagnosis #Algorithm #causes
Acute Kidney Injury ... Differential Diagnosis Algorithm ... #AKI #Acute #Kidney ... Differential #Diagnosis #Algorithm ... #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
Hemolysis Classification - Intrinsic and Extrinsic Causes

Commentary: Another way to think of immune hemolysis would be
Hemolysis Classification ... and Extrinsic Causes ... autoimmune (most of the causes ... Differential #Diagnosis #Causes ... #Algorithm