9 results
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
Intraoperative Anaphylaxis ... • Unexpected cardiac ... alternate vasopressor (e.g ... as patient is stable ... #Anaphylaxis #
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
for Crises in Anaesthesia ... system including valves ... ischaemia → 3-12 o Anaphylaxis ... → 3-1 o Cardiac ... Anesthesiology #Anesthesia
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Vascular → PE, PAH ... findings based on cause ... Sepsis. neurogenic, anaphylaxis ... Differential #Diagnosis #table ... #comparison #criticalcare
Intraoperative Tachycardia - Guidelines for Crises in Anaesthesia
Tachycardia in theatre is often due to inadequate depth
system including valves ... obtain 12-lead ECG ... hypovolaemia; primary cardiac ... amniotic (→ 3-5); anaphylaxis ... Anesthesiology #Anesthesia
Approach to Undifferentiated Shock - OnePager Summary
Shock occurs when there is inadequate blood flow (CO) &
initially include hypotension ... myocarditis, etc), Valves ... Pneumothorax, Cardiac ... low CO later), Anaphylaxis ... guyton #curves #criticalcare
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
Cardiac Arrest - ... breathing system valves ... • Check ECG rhythm ... 10) Acidosis Anaphylaxis ... Anesthesiology #Anesthesia
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 ... Bradycardia & hypotension
Common Vasopressors and Inotropes
Norepinephrine (NE)
 - Indication: Distributive shock (1st line for septic shock), Cardiogenic shock
is not desired (e.g ... Bradyarrhythmias, Some cases ... Vasopressors #Inotropes #comparison ... #table #pharmacology ... #criticalcare
Intraoperative Hypoxia / Desaturation / Cyanosis - Guidelines for Crises in Anaesthesia
Using these steps from start
system including valves ... blood gas, 12-lead ECG ... Bronchospasm → 3-4 o Anaphylaxis ... ) → 3-12 o Cardiac ... Management #Workup #anesthesia