24 results
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
hypovolaemia or combined causes ... system including valves ... potential surgical causes ... team. ❼ Consider causes ... Anesthesiology #Anesthesia
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
absent in severe cases ... arrest where other causes ... absent in severe cases ... as patient is stable ... Anesthesiology #Anesthesia
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
evaluating potential causes ... breathing system valves ... • Check ECG rhythm ... POTENTIAL CAUSES ... Anesthesiology #Anesthesia
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
Cardiac Tamponade ... or iatrogenic causes ... , e.g. central line ... • Call for cardiac ... #Cardiac #Tamponade
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
system including valves ... Consider potential causes ... blood gas, 12-lead ECG ... POTENTIAL CAUSES ... Consider potential causes
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Differential Diagnosis by Classification ... Medication side effect (e.g ... Medication side effect (e.g ... Differential #Diagnosis #Classification ... #Table #Causes
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
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 Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
in Anaesthesia ... Causes: thrombus ... unexplained loss of cardiac ... Consider thrombolysis e.g ... Anesthesiology #Anesthesia
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
due to renal/Gl losses ... → tension PTX, cardiac ... Vascular → PE, PAH ... findings based on cause ... Differential #Diagnosis #table