16 results
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
system including valves ... • Consider fluid ... hypovolaemia: give i.v fluid ... consider: o Cardiac ... Checklist #Diagnosis #Management
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
Cardiac Tamponade ... pus, effusion fluid ... measures: • Fluid ... Plan definitive management ... Checklist #Diagnosis #Management
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
Causes: thrombus ... fat, amniotic fluid ... unexplained loss of cardiac ... Consider thrombolysis e.g ... Box C: AMNIOTIC FLUID
Intraoperative Sepsis - Guidelines for Crises in Anaesthesia

Severe sepsis (hypotension persisting after initial fluid challenge of
after initial fluid ... likely underlying cause ... Consider monitoring cardiac ... to further aid fluid ... Anesthesiology #Anesthesia
Vasopressors Table 
Rough properties by Target Receptor, Heart Rate/Inotropy, Systemic Vascular Resistance, Cardiac Output, Blood Pressure,
Vasopressors Table ... Vascular Resistance, Cardiac ... Resistance, Main Uses ... Pharmacology #Effect #Management ... #Comparison #Inotropes
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
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 ... Checklist #Diagnosis #Management
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 Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
• Unexpected cardiac ... arrest where other causes ... alternate vasopressor (e.g ... as patient is stable ... Checklist #Diagnosis #Management
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 ... Testing #cardiology #management