14 results
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 200ms from longer pause ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology #differential
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... Bradyarrhythmias • Sinus bradycardia ... Medication side effect (e.g ... Medication side effect (e.g ... #Table #Causes
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 ... Contraindications: - Bradycardia ... : EKG ($), ECHO
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 ... effects: Reflex bradycardia ... #table #pharmacology ... #criticalcare
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
Guidelines for Crises ... system including valves ... Consider known drug causes ... (eg. remifentanil ... Intraoperative #Checklist #Diagnosis
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
system including valves ... and positioning (e.g ... (eg steroid dependency ... #Hypotension #Differential ... Intraoperative #Checklist #Diagnosis
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
system including valves ... blood gas, 12-lead ECG ... POTENTIAL CAUSES ... #Pressure #Differential ... Intraoperative #Checklist #Diagnosis
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Shock - Differential ... Diagnosis Framework ... findings based on cause ... #Diagnosis #table ... #comparison #criticalcare
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
breathing system valves ... • Check ECG rhythm ... POTENTIAL CAUSES ... CardiacArrest #Checklist #Differential ... Intraoperative #Checklist #Diagnosis
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Diagnosis Approach ... values. 3. ... risk factors (eg ... hypertension (eg ... hypertension (eg