13 results
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Differential Diagnosis Table ... • ST vs SVT (AVNRT ... whether AF is cause ... Differential #Diagnosis #Table ... Irregular #causes
Supraventricular Tachycardia EKG

Here’s a great ECG case of a 50-year-old lady who presented with palpitations

Her heart
case of a 50-year-old ... Is it wide or narrow ... computer thinks it’s wide ... @EM_RESUS #AVRT ... #ECG #Electrocardiogram
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Converts - Probably AVnRT ... Control rate (e.g ... Treat underlying cause ... Treat underlying cause
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
- Medication side ... effect (e.g. αblockers ... - Medication side ... Classification #Table ... #Causes
Common Vasopressors and Inotropes
Norepinephrine (NE)
 - Indication: Distributive shock (1st line for septic shock), Cardiogenic shock
(mild ↑CO) - Side ... is not desired (e.g ... is not desired (e.g ... Bradyarrhythmias, Some cases ... Inotropes #comparison #table
Can’t Intubate, Can’t Oxygenate (CICO) - Guidelines for Crises in Anaesthesia
This is the last resort when
Guidelines for Crises ... expertise e.g. ... patient’s left hand side ... patient’s right hand side ... Guidelines for crises
Intraoperative Tachycardia - Guidelines for Crises in Anaesthesia
Tachycardia in theatre is often due to inadequate depth
Guidelines for Crises ... • Confirm airway ... obtain 12-lead ECG ... : central line/wire ... Guidelines for crises
GLP-1 Receptor Agonists - Pharmacology Summary
Mechanisms of Action: Stimulate glucose-dependent insulin release from the pancreas (GLP-1
Ozempic), or daily tablet ... Toxicities: • Gl side ... effects (e.g. diarrhea ... , nausea, worsen ... not definitively cause
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
arrest where other causes ... as a possible cause ... • Maintain the airway ... alternate vasopressor (e.g ... as patient is stable
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
of a difficult airway ... - Oral cavity/Airway ... event, follow ACC ... Obtain EKG if: ... indication of AC