19 results
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
is unconscious, signs ... is conscious, symptoms ... trolley and 12-lead ECG ... CM5 continuous ECG ... Obtain a 12-lead ECG
Cardiac Stress Testing
Exercise:
 • Everyone who can exercise should!
 • They must be able to raise
85% of predicted value ... production to cause ... Contraindications: - Bradycardia ... arrythmias Diagnostics: EKG ... Stress #Testing #cardiology
Myocardial infarction:
Classified into 5 types based on etiology and circumstances:

Type 1: Spontaneous MI caused by ischemia
Spontaneous MI caused ... coronary event (eg ... oxygen demand (eg ... decreased supply (eg ... sudden unexpected cardiac
Bradycardia - Differential Diagnosis 
 • Cardiac disease: Myocardial ischemia / infarction, Myocarditis, Congenital disorders, Cardiomyopathies,
Bradycardia - Differential ... Diagnosis • Cardiac ... Physiological causes ... #Differential # ... Diagnosis #cardiology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
high WBC count cause ... priapism • Lab values ... WBC >100k, + lab signs ... unless worrisome EKG ... with tetany or cardiac
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
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... exam • 12-lead ECG ... Valvular disease (e.g ... AVNRT Red Flag Symptoms ... #Palpitations #Cardiology
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
system including valves ... Consider known drug causes ... (eg. remifentanil ... Intraoperative #Checklist ... Management #Workup #Cardiology
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
tachycardia or bradycardia ... • Unexpected cardiac ... of more of the signs ... alternate vasopressor (e.g ... Intraoperative #Checklist
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
breathing system valves ... • Check ECG rhythm ... CardiacArrest #Checklist ... #Differential # ... Intraoperative #Checklist