12 results
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
Causes: thrombus ... : hypotension, tachycardia ... Consider thrombolysis e.g ... Anesthesiology #Anesthesia ... Diagnosis #Management #Workup
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 ... Anesthesiology #Anesthesia ... Diagnosis #Management #Workup
Intraoperative Tachycardia - Guidelines for Crises in Anaesthesia
Tachycardia in theatre is often due to inadequate depth
Intraoperative Tachycardia ... Guidelines for Crises ... obtain 12-lead ECG ... ); circulatory embolus ... Diagnosis #Management #Workup
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
If circulation unstable ... blood gas, 12-lead ECG ... o Circulatory embolus ... Anesthesiology #Anesthesia ... Diagnosis #Management #Workup
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Control rate (e.g ... Control rate (e.g ... #Stable #NarrowComplex ... management #cardiology #algorithm
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
ventilation. ❸ Airway ... • Confirm airway ... • Check ECG rhythm ... Anaphylaxis (→ 3-1) Embolism ... Diagnosis #Management #Workup
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
• Unexplained tachycardia ... • Maintain the airway ... alternate vasopressor (e.g ... as patient is stable ... Anesthesiology #Anesthesia
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
Consider known drug causes ... (eg. remifentanil ... , digoxin etc) ... Anesthesiology #Anesthesia ... Diagnosis #Management #Workup
Intraoperative Hypoxia / Desaturation / Cyanosis - Guidelines for Crises in Anaesthesia
Using these steps from start
If circulation unstable ... blood gas, 12-lead ECG ... o Circulatory embolism ... Checklist #Diagnosis #Workup ... #Management #Workup
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
functional status - Able ... metabolic equivalent able ... indicated • EKG ... Obtain EKG if: ... Stable patients