20 results
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 60 (1) Sinus bradycardia ... node arrest - escape ... 200ms from longer pause ... #EKG #diagnosis
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
• Unexplained tachycardia ... or bradycardia ... as patient is stable ... Intraoperative #Checklist ... #Diagnosis #Management
Intraoperative Tachycardia - Guidelines for Crises in Anaesthesia
Tachycardia in theatre is often due to inadequate depth
pulse or impending arrest ... system including valves ... obtain 12-lead ECG ... Intraoperative #Checklist ... #Diagnosis #Management
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
hypertension, tachy- or bradycardia ... Call for cardiac arrest ... Anesthesiology #Anesthesia ... Intraoperative #Checklist ... #Diagnosis #Management
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
system including valves ... Consider known drug causes ... (eg. remifentanil ... Intraoperative #Checklist ... #Diagnosis #Management
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
breathing system valves ... • Check ECG rhythm ... CardiacArrest #Checklist ... Intraoperative #Checklist ... #Diagnosis #Management
Local Anaesthetic Toxicity - Guidelines for Crises in Anaesthesia
Signs of severe toxicity:
 • Sudden alteration in
Guidelines for Crises ... collapse: sinus bradycardia ... Anesthesiology #Anesthesia ... Intraoperative #Checklist ... #Diagnosis #Management
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
system including valves ... and positioning (e.g ... non-sinus → 2-7 Tachycardia ... Intraoperative #Checklist ... #Diagnosis #Management
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
tube ❹ Rapid diagnosis ... Call for cardiac arrest ... • Diagnostic ... Anesthesiology #Anesthesia ... Intraoperative #Checklist
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
- Differential Diagnosis ... Bradyarrhythmias • Sinus bradycardia ... • Ventricular tachycardia ... Classification #Table ... #Causes