12 results
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
system including valves ... consider: o Cardiac ... Anaphylaxis → 3-1 o Cardiac ... Sepsis → 3-14 o Cardiac ... Anesthesiology #Anesthesia
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
complications from anesthesia ... exam Determine Cardiac ... Obtain EKG if: ... postoperative cardiac ... #perioperative
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
Cardiac Arrest - ... • Call for cardiac ... breathing system valves ... • Check ECG rhythm ... Anesthesiology #Anesthesia
Vasopressors Table 
Rough properties by Target Receptor, Heart Rate/Inotropy, Systemic Vascular Resistance, Cardiac Output, Blood Pressure,
Vasopressors Table ... Vascular Resistance, Cardiac ... Resistance, Main Uses ... Vasopressors #Properties #Table ... Effect #Management #Comparison
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
• Unexpected cardiac ... arrest where other causes ... alternate vasopressor (e.g ... as patient is stable ... Anesthesiology #Anesthesia
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
→ tension PTX, cardiac ... Vascular → PE, PAH ... findings based on cause ... Differential #Diagnosis #table ... #comparison #criticalcare
Intraoperative Tachycardia - Guidelines for Crises in Anaesthesia
Tachycardia in theatre is often due to inadequate depth
Guidelines for Crises ... system including valves ... obtain 12-lead ECG ... hypovolaemia; primary cardiac ... Guidelines for crises
Common Vasopressors and Inotropes
Norepinephrine (NE)
 - Indication: Distributive shock (1st line for septic shock), Cardiogenic shock
is not desired (e.g ... is not desired (e.g ... Bradyarrhythmias, Some cases ... Vasopressors #Inotropes #comparison ... #table #pharmacology
Cardiac Stress Testing
Exercise:
 • Everyone who can exercise should!
 • They must be able to raise
Cardiac Stress Testing ... • They must be able ... 85% of predicted value ... production to cause ... arrythmias Diagnostics: EKG
Intraoperative Hypoxia / Desaturation / Cyanosis - Guidelines for Crises in Anaesthesia
Using these steps from start
should identify any cause ... system including valves ... blood gas, 12-lead ECG ... embolism → 3-5 o Cardiac ... ) → 3-12 o Cardiac