33 results
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
Intraoperative Circulatory ... over 2 h (>65 kg ... #Intraoperative ... #Checklist #Diagnosis ... #Management #Workup
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
1st Degree Heart Block ... Mobitz I Heart Block ... Brady Management ... degrees #summary #Diagnosis ... #EKG #electrocardiogram
High Central Neuraxial Block - Guidelines for Crises in Anaesthesia
• Can occur with deliberate or accidental
Central Neuraxial Block ... • Embolism. ... Central #Neuraxial #Block ... #Intraoperative ... #Management #Workup
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Interval: • 1° Block ... >200ms • 2° Block ... loss of P • 2° Block ... • 3° Complete Block ... Electrocardiogram #cardiology #diagnosis
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Differential Diagnosis ... ↑ ESR, CRP • EKG ... sided IE: heart block ... lesions, heart block ... #management #cardiology
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
Intraoperative Cardiac ... Anesthesiology #Anesthesia ... #Intraoperative ... #Checklist #Diagnosis ... #Management #Workup
Endocarditis checklist
Initial evaluation
 • Peripheral blood cultures (three sets at three different sites)
 • Additional culture
with multiple embolic ... telemetry for heart block ... (+/- daily EKG) ... #criticalcare #diagnosis ... #management
Intraoperative Tachycardia - Guidelines for Crises in Anaesthesia
Tachycardia in theatre is often due to inadequate depth
Intraoperative Tachycardia ... ); circulatory embolus ... Anesthesiology #Anesthesia ... #Checklist #Diagnosis ... #Management #Workup
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
Myocarditis Diagnosis ... gallop • Abnormal ECG ... Dysrhythmia, heart block ... cardiac death Management ... #Management #Cardiology
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
effects of neuraxial block ... and positioning (e.g ... #Intraoperative ... #Checklist #Diagnosis ... #Management #Workup