15 results
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... are enough to diagnose ... narrow complex tach ... Awaves #AVNRT #PhysicalExam ... #JVP #Cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... (4) SA node arrest ... 200ms from longer pause ... #EKG #diagnosis ... electrocardiogram #cardiology
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
tube ❹ Rapid diagnosis ... Call for cardiac arrest ... • Diagnostic ... Cardiac #Tamponade #Anesthesiology ... #Management #Workup
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
• Unexplained tachycardia ... alternate vasopressor (e.g ... #Anaphylaxis #Anesthesiology ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
Call for cardiac arrest ... consultation with cardiology ... Ischemia #Ischaemia #Anesthesiology ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
Intraoperative Tachycardia - Guidelines for Crises in Anaesthesia
Tachycardia in theatre is often due to inadequate depth
pulse or impending arrest ... obtain 12-lead ECG ... #Anesthesiology ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
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 ... #Differential #Anesthesiology ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
Cardiac Arrest - ... • Check ECG rhythm ... #Differential #Anesthesiology ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
Malignant Hyperthermia Crisis - Guidelines for Crises in Anaesthesia
Unexplained increase in ETCO2 AND tachycardia AND increased
increase in ETCO2 AND tachycardia ... other, more common causes ... dantrolene and cardiac arrest ... Hyperthermia #Crisis #Anesthesiology ... #Management #Workup
Neuroprotection following Cardiac Arrest - Guidelines for Crises in Anaesthesia
Outcome from cardiac arrest is determined by
Obtain 12-lead ECG ... and discuss with cardiology ... #Anesthesiology ... Intraoperative #Checklist #Diagnosis ... #Management #Workup