8 results
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Differential Diagnosis by Classification ... bradycardia • Sinus pauses ... Eric Strong https ... Differential #Diagnosis #Classification ... #Table #Causes
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
: CLASS 1 - Sodium ... duration: - CLASS ... duration - CLASS ... 1C: Strong Blockade ... #Classes #pathophysiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
: CLASS 1 - Sodium ... duration - CLASS ... duration - CLASS ... 1C: Strong Blockade ... #Classes #pathophysiology
American Society of Anesthesiologists (ASA) Classification
The ASA classification (Table) aims to predict perioperative mortality rates but
(Table) aims to ... postoperative pulmonary ... Higher ASA class ... risk when an ASA class ... Preoperative #ASA #Classes
Causes of Syncope

NEUROLOGICAL
 - CVA/Stroke
 - Cancer
 - Carotid Stenosis
 - Parkinson’s Disease
 - Psychosis
 -
Causes of Syncope ... NEUROLOGICAL - CVA ... /Stroke - Cancer ... RESPIRATORY - Pulmonary ... #Causes #Differential
Causes of Ischemic Stroke - Differential Diagnosis Algorithm
Thrombosis - Atherosclerosis, Arterial Dissection, Fibromuscular Dysplasia
 - Large
Causes of Ischemic ... Diagnosis Algorithm ... infarction • Pulmonary ... #CVA #Neurology ... #Causes
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
murmur 3/6) - Pulmonary ... b) CHF c) CVA ... ASA class If ... event, follow ACC algorithm ... • <6mo since stroke
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
progressing GN • New pulmonary ... tract, and often causes ... Palpable purpura: strong ... • ANA (Suggest CTD ... #rheumatology #classification