18 results
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
- Differential Diagnosis ... Vascular → PE, PAH ... findings based on cause ... #table #comparison ... #criticalcare
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
system including valves ... and positioning (e.g ... (eg steroid dependency ... Anesthesiology #Anesthesia #Intraoperative ... #Checklist #Diagnosis
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
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
should identify any cause ... system including valves ... blood gas, 12-lead ECG ... Anesthesiology #Anesthesia #Intraoperative ... #Checklist #Diagnosis
Cardiac Stress Testing
Exercise:
 • Everyone who can exercise should!
 • They must be able to raise
• They must be able ... 85% of predicted value ... production to cause ... ventricular arrythmias Diagnostics ... : EKG ($), ECHO
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
Intraoperative Anaphylaxis ... alternate vasopressor (e.g ... as patient is stable ... Anesthesiology #Anesthesia #Intraoperative ... #Checklist #Diagnosis
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
and Differential Diagnosis ... with previously stable ... values. 3. ... Causes: • Vascular ... #Differential #Diagnosis
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
Intraoperative ... system including valves ... (eg. remifentanil ... Anesthesiology #Anesthesia #Intraoperative ... #Checklist #Diagnosis
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
The probable cause ... breathing system valves ... • Check ECG rhythm ... Anesthesiology #Anesthesia #Intraoperative ... #Checklist #Diagnosis
Intraoperative Tachycardia - Guidelines for Crises in Anaesthesia
Tachycardia in theatre is often due to inadequate depth
Intraoperative Tachycardia ... system including valves ... obtain 12-lead ECG ... Anesthesiology #Anesthesia #Intraoperative ... #Checklist #Diagnosis