32 results
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... - Differential Diagnosis ... Atrial flutter • AV ... nodal reentrant ... AV reentrant tachycardia
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential Diagnosis ... : AV re-entrant ... ), AV nodal re-entrant ... #Differential #Diagnosis ... #Causes #cardiology
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Tachycardia (AVNRT ... - In most case ... ECG usually shows ... narrow complex tachycardia ... #Tachycardia #AVNRT
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... (1) Sinus tachycardia ... 200ms from longer pause ... bradyarrhythmia #ECG ... #EKG #diagnosis
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Control rate with AV ... Control rate (e.g ... Treat underlying cause ... Treat underlying cause ... #Treatment #management
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
- Differential Diagnosis ... • AV block ... • Ventricular tachycardia ... #Differential #Diagnosis ... Classification #Table #Causes
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
maintained fever CAUSES ... transfusion • Allergic reaction ... #Differential #Causes ... Anesthesiology #Anesthesia #Checklist ... #Diagnosis #Management
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
and actions (Box ... blood gas, 12-lead ECG ... AND ACTIONS • ... Intraoperative #Checklist ... #Diagnosis #Management
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
and positioning (e.g ... non-sinus → 2-7 Tachycardia ... (eg steroid dependency ... Intraoperative #Checklist ... #Diagnosis #Management
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
tube ❹ Rapid diagnosis ... • Diagnostic ... Plan definitive management ... Intraoperative #Checklist ... #Diagnosis #Management