24 results
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(2) Sick Sinus Syndrome ... 200ms from longer pause ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Bradyarrhythmias • Sinus bradycardia ... • Ventricular tachycardia ... Medication side effect (e.g ... Subclavian steal syndrome ... Medication side effect (e.g
Wolff–Parkinson–White syndrome (WPW) is one of several disorders of the electrical system of the heart that
Wolff–Parkinson–White syndrome ... pre-excitation syndromes ... WPW is caused by ... Pathophysiology #Diagnosis #Cardiology ... #MedStudent #EKG
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... dysfunction • Bradycardia-tachycardia ... Valvular disease (e.g ... disease • Severe bradycardia ... #Palpitations #Cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Control rate (e.g ... Treat underlying cause ... Control rate (e.g ... #Treatment #management ... #cardiology #algorithm
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Surgical devices, e.g ... Sepsis (→ 3-14) e.g ... (e.g. haloperidol ... Checklist #Diagnosis #Management ... #Workup
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 ... consultation with cardiology ... #Workup
Cardiac Stress Testing
Exercise:
 • Everyone who can exercise should!
 • They must be able to raise
production to cause ... Contraindications: - Bradycardia ... arrythmias Diagnostics: EKG ... Stress #Testing #cardiology ... #management #diagnosis
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
hyponatremia, bradycardia ... urinary retention, tachycardia ... Albuminocytologic dissociation ... Electrodiagnostic studies - EMG ... #diagnosis #management
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
(e.g., long QT ... syndrome, ARVC) ... heart disease Causes ... 300 = NSVT EKG ... #differential #cardiology