12 results
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 ... electrocardiogram #cardiology
Cardiac Stress Testing
Exercise:
 • Everyone who can exercise should!
 • They must be able to raise
production to cause ... Contraindications: - Bradycardia ... : EKG ($), ECHO ... SPECT ($$$), PET CT ... Stress #Testing #cardiology
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
- Differential Diagnosis ... exam • 12-lead ECG ... dysfunction • Bradycardia-tachycardia ... Valvular disease (e.g ... #Palpitations #Cardiology
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 ... #Diagnosis #Management
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
trolley and 12-lead ECG ... CM5 continuous ECG ... Obtain a 12-lead ECG ... Intraoperative #Checklist ... #Diagnosis #Management
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
remember to tailor treatment ... Consider known drug causes ... (eg. remifentanil ... Intraoperative #Checklist ... #Diagnosis #Management
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
arrhythmia syndromes (e.g ... 300 = NSVT EKG ... Differential Diagnosis ... more intensive treatment ... #differential #cardiology
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
• Unexplained tachycardia ... or bradycardia ... alternate vasopressor (e.g ... Intraoperative #Checklist ... #Diagnosis #Management
Achalasia Summary

Epidemiology: 10 cases per 100,000 individuals

Defined by inadequate relaxation of the LES and aperistalsis
Primary or
: Testing The diagnosis ... evaluated with CT ... fibers of the LES (eg ... LES pressure (eg ... #diagnosis #management
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... palpitations, bradycardia ... heparinized tube) • ECG ... only if no clear cause ... Monitor for tachycardia