11 results
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
hypertension, tachy- or bradycardia ... CM5 continuous ECG ... Obtain a 12-lead ECG ... Anesthesiology #Anesthesia ... Diagnosis #Management #Workup
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
system including valves ... consider: o Cardiac ... Sepsis → 3-14 o Cardiac ... Anesthesiology #Anesthesia ... Diagnosis #Management #Workup
Common Vasopressors and Inotropes
Norepinephrine (NE)
 - Indication: Distributive shock (1st line for septic shock), Cardiogenic shock
effects: Reflex bradycardia ... Bradyarrhythmias, Some cases ... Vasopressors #Inotropes #comparison ... #table #pharmacology ... #criticalcare
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
system including valves ... Consider known drug causes ... (eg. remifentanil ... Anesthesiology #Anesthesia ... Diagnosis #Management #Workup
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
tachycardia or bradycardia ... • Unexpected cardiac ... alternate vasopressor (e.g ... as patient is stable ... Diagnosis #Management #Workup
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 ... Contraindications: - Bradycardia
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
Cardiac Arrest - ... breathing system valves ... • Check ECG rhythm ... Anesthesiology #Anesthesia ... Diagnosis #Management #Workup
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 ... Diagnosis #Management #Workup
Intraoperative Hypoxia / Desaturation / Cyanosis - Guidelines for Crises in Anaesthesia
Using these steps from start
system including valves ... blood gas, 12-lead ECG ... ) → 3-12 o Cardiac ... #Management #Workup ... #anesthesia