37 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
• Pulmonary hypertension ... Management ... #MAT #Cardiology ... #Diagnosis #ECG ... #EKG #Management
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Workup and Differential ... Diagnosis Approach ... with previously stable ... values. 3. ... #Workup #causes
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
system including valves ... non-sinus → 2-7 Tachycardia ... Intraoperative #Checklist ... #Diagnosis #Management ... #Workup
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Control rate (e.g ... Treat underlying cause ... Treat underlying cause ... #management #cardiology
Cardiac Stress Testing
Exercise:
 • Everyone who can exercise should!
 • They must be able to raise
85% of predicted value ... production to cause ... Bradycardia & hypotension ... Stress #Testing #cardiology ... #management #diagnosis
Algorithm for the Management of Ventricular Tachycardia Electrical Storm
ES diagnosed (≥ 3 episodes of VT/ICD therapies
of Ventricular Tachycardia ... cardioversion Stable ... of reversible causes ... #VTach #diagnosis ... #cardiology
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
• Unexplained tachycardia ... as patient is stable ... Intraoperative #Checklist ... #Diagnosis #Management ... #Workup
Intraoperative Tachycardia - Guidelines for Crises in Anaesthesia
Tachycardia in theatre is often due to inadequate depth
system including valves ... obtain 12-lead ECG ... Intraoperative #Checklist ... #Diagnosis #Management ... #Workup
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
abnormalities (hypo- or hypertension ... consultation with cardiology ... Intraoperative #Checklist ... #Diagnosis #Management ... #Workup
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
Signs: hypotension ... , tachycardia, hypoxemia ... Intraoperative #Checklist ... #Diagnosis #Management ... #Workup