13 results
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
, particularly ventricular ... hypertension, tachy- or bradycardia ... trolley and 12-lead ECG ... CM5 continuous ECG ... Obtain a 12-lead ECG
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 200ms from longer pause ... Distal AV block - ventricular ... bradyarrhythmia #ECG ... #EKG #diagnosis
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
tachycardia - ... Medication side effect (e.g ... Medication side effect (e.g ... Classification #Table ... #Causes
Intrapartum Abnormal Fetal HR Tracing - Causes of Bradycardia and Tachycardia - Differential Diagnosis Algorithm
Maternal Bradycardia:
Fetal HR Tracing - Causes ... congenital heart block (e.g ... Vagal stimulation (e.g ... hypoxemia • Cardiac ... #Causes #Obstetrics
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
and positioning (e.g ... non-sinus → 2-7 Tachycardia ... (eg steroid dependency ... Anesthesiology #Anesthesia ... Diagnosis #Management #Workup
Cardiac Stress Testing
Exercise:
 • Everyone who can exercise should!
 • They must be able to raise
• They must be able ... production to cause ... Contraindications: - Bradycardia ... Contraindications: Pts with ventricular ... arrythmias Diagnostics: EKG
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
• Unexplained tachycardia ... or bradycardia ... alternate vasopressor (e.g ... Anesthesiology #Anesthesia ... Diagnosis #Management #Workup
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
Consider known drug causes ... (eg. remifentanil ... , digoxin etc) ... Anesthesiology #Anesthesia ... Diagnosis #Management #Workup
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... dysfunction • Bradycardia-tachycardia ... supraventricular or ventricular ... • Ventricular ... Valvular disease (e.g
Intraoperative Tachycardia - Guidelines for Crises in Anaesthesia
Tachycardia in theatre is often due to inadequate depth
Guidelines for Crises ... obtain 12-lead ECG ... hypovolaemia; primary cardiac ... Anesthesiology #Anesthesia ... Diagnosis #Management #Workup