11 results
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
for Crises in Anaesthesia ... abnormalities (hypo- or hypertension ... CM5 continuous ECG ... the patient is hypotensive ... #Cardiac #Ischemia
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
for Crises in Anaesthesia ... system including valves ... consider: o Cardiac ... ischaemia → 3-12 ... Sepsis → 3-14 o Cardiac
Myocardial infarction:
Classified into 5 types based on etiology and circumstances:

Type 1: Spontaneous MI caused by ischemia
Spontaneous MI caused ... , hypertension), ... sudden unexpected cardiac ... infarction with cTn values ... infarction with cTn values
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
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 ... Anesthesiology #Anesthesia
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 ... toxicity (→ 3-10) Acidosis
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 ... Bradycardia & hypotension
Intraoperative Tachycardia - Guidelines for Crises in Anaesthesia
Tachycardia in theatre is often due to inadequate depth
alternatively a reflex to hypotension ... complex AND not hypotensive ... system including valves ... obtain 12-lead ECG ... hypovolaemia; primary cardiac
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
, - regional ischemia ... to bolus these values ... - regional ischemia ... perfusion - Cardiac ... failure - Low cardiac
Intraoperative Hypoxia / Desaturation / Cyanosis - Guidelines for Crises in Anaesthesia
Using these steps from start
system including valves ... blood gas, 12-lead ECG ... embolism → 3-5 o Cardiac ... ischaemia (or infarction ... ) → 3-12 o Cardiac