11 results
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(4) SA node arrest ... 200ms from longer pause ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #electrocardiogram
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
• Unexplained tachycardia ... or bradycardia ... alternate vasopressor (e.g ... #Anesthesiology ... #Management #Workup
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
blood gas, 12-lead ECG ... Bronchospasm → 3-4 o Anaphylaxis ... #Differential #Anesthesiology ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
Intraoperative Tachycardia - Guidelines for Crises in Anaesthesia
Tachycardia in theatre is often due to inadequate depth
pulse or impending arrest ... hypotensive first increase ... obtain 12-lead ECG ... #Anesthesiology ... #Management #Workup
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
Increase fresh ... . ❹ Circulation ... and positioning (e.g ... (eg steroid dependency ... #Management #Workup
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
oxygen delivery • Increase ... • Check ECG rhythm ... 10) Acidosis Anaphylaxis ... #Differential #Anesthesiology ... #Management #Workup
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
Call for cardiac arrest ... trolley and 12-lead ECG ... CM5 continuous ECG ... Obtain a 12-lead ECG ... #Management #Workup
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
<3 breaths. ❺ Circulation ... Consider known drug causes ... (eg. remifentanil ... #Anesthesiology ... #Management #Workup
Intraoperative Hypoxia / Desaturation / Cyanosis - Guidelines for Crises in Anaesthesia
Using these steps from start
• If circulation ... blood gas, 12-lead ECG ... Bronchospasm → 3-4 o Anaphylaxis ... Hypoxia #Cyanosis #Anesthesiology ... Intraoperative #Checklist #Diagnosis
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
: hypotension, tachycardia ... Consider thrombolysis e.g ... Embolism #VTE #Anesthesiology ... Intraoperative #Checklist #Diagnosis ... #Management #Workup