27 results
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
Intraoperative Cardiac ... is conscious, symptoms ... trolley and 12-lead ECG ... CM5 continuous ECG ... Obtain a 12-lead ECG
Myocardial infarction:
Classified into 5 types based on etiology and circumstances:

Type 1: Spontaneous MI caused by ischemia
Spontaneous MI caused ... coronary event (eg ... oxygen demand (eg ... decreased supply (eg ... infarction with cTn values
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
system including valves ... and positioning (e.g ... o Endocrine cause ... (eg steroid dependency ... Anesthesiology #Anesthesia #Intraoperative
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 ... arrythmias Diagnostics: EKG
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
Intraoperative Circulatory ... in Anaesthesia Causes ... decreased ETCO2 Symptoms ... Consider thrombolysis e.g ... Anesthesiology #Anesthesia #Intraoperative
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 #criticalcare
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
high WBC count cause ... Dehydration • Symptoms ... priapism • Lab values ... sudden death • Lab values ... unless worrisome EKG
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes ... with the same symptoms ... carbon monoxide (eg ... living conditions (eg ... vascular diseases (eg
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
should identify any cause ... surgery related cause ... system including valves ... blood gas, 12-lead ECG ... Anesthesiology #Anesthesia #Intraoperative
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
Intraoperative Anaphylaxis ... arrest where other causes ... alternate vasopressor (e.g ... as patient is stable ... Anesthesiology #Anesthesia #Intraoperative