21 results
Aortic Dissection Pearls
Aortic dissection is caused by a tear in the tunica intima, the innermost layer
is caused by a ... Evaluation: 1. ... tissue disorder e.g ... Pulse deficit/differential ... blood pressure: e.g
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... Bradyarrhythmias • Sinus bradycardia ... Mechanical • Aortic ... Medication side effect (e.g ... Medication side effect (e.g
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
60 (1) Sinus bradycardia ... 200ms from longer pause ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #differential
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Treatment depends ... Surgical devices, e.g ... Sepsis (→ 3-14) e.g ... malignant syndrome (e.g ... #Hyperthermia #Differential
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
during medical evaluation ... for secondary causes ... glucocorticoid treatment ... signs or symptoms (eg ... Disorders #Algorithm #Differential
Bradycardia - Differential Diagnosis 
 • Cardiac disease: Myocardial ischemia / infarction, Myocarditis, Congenital disorders, Cardiomyopathies,
Bradycardia - Differential ... Physiological causes ... (e.g. athletes, ... #Differential # ... Diagnosis #cardiology
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 ... ., aortic insufficiency ... #Differential #
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
Guidelines for Crises ... remember to tailor treatment ... Consider known drug causes ... (eg. remifentanil ... Management #Workup #Cardiology
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
tachycardia or bradycardia ... trolley, anaphylaxis treatment ... require prolonged treatment ... alternate vasopressor (e.g ... clotted blood sample
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Approach (when evaluation ... risk factors (eg ... hypertension (eg ... hypertension (eg ... Coarctation of aorta