14 results
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 200ms from longer pause ... bradyarrhythmia #ECG ... #electrocardiogram ... #cardiology #differential
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Digoxin effect on Electrocardiogram ... nodal conduction Uses ... and atrial flutter ... Digoxin effect on ECG ... #EKG #Cardiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... evaluating for other causes ... Adrenergic Drive: • Sinus ... AcutePE #diagnosis #cardiology ... #electrocardiogram
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
flutter, ectopic ... Treat underlying cause ... Treat underlying cause ... Tachycardia #Treatment #management ... #cardiology #algorithm
Acute Atrial Fibrillation - Initial Options for Rate Control
Diltiazem IV
 •  Rapid onset and rapidly
Acute Atrial Fibrillation ... regimen is not as clear ... conversion to sinus ... #pharmacology #management ... #cardiology #AFib
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Acute myocardial ... Subepicardial atrial ... findings: Sinus ... #electrocardiogram ... #differential #cardiology
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... flutter, or atrial ... fibrillation/flutter ... Valvular disease (e.g ... #Palpitations #Cardiology
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
CM5 continuous ECG ... Consider invasive arterial ... consultation with cardiology ... Checklist #Diagnosis #Management ... #Workup
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
no pulse OR not sinus ... pulse present AND sinus ... Consider known drug causes ... Checklist #Diagnosis #Management ... #Workup #Cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... bundle-branch block; and sinus ... voltage Other Causes ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram