19 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
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
trolley, anaphylaxis treatment ... require prolonged treatment ... alternate vasopressor (e.g ... as patient is stable ... Anesthesiology #Anesthesia
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
Cardiac Tamponade ... , e.g. central line ... • Call for cardiac ... thoracotomy is a better treatment ... #Cardiac #Tamponade
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
Intraoperative Tachycardia - Guidelines for Crises in Anaesthesia
Tachycardia in theatre is often due to inadequate depth
Guidelines for Crises ... remember to tailor treatment ... system including valves ... obtain 12-lead ECG ... hypovolaemia; primary cardiac
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
Approach to Undifferentiated Shock - OnePager Summary
Shock occurs when there is inadequate blood flow (CO) &
essential to determine treatment ... myocarditis, etc), Valves ... Pneumothorax, Cardiac ... , Medications (anesthesia ... guyton #curves #criticalcare
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 ... Inotropes #comparison #table ... #pharmacology #criticalcare
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  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
remember to tailor treatment ... system including valves ... Consider known drug causes ... (eg. remifentanil ... Anesthesiology #Anesthesia