11 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... WPW (sens 71%. ... supraventricular tachycardia (SVT ... #AVR #leadAVR #ecg ... #differential #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... flutter (3) SVTs ... 60 (1) Sinus bradycardia ... bradyarrhythmia #ECG ... electrocardiogram #cardiology
Bradycardia - Differential Diagnosis Framework and Management
Narrow Complex Bradycardia:
 • Regular: Sinus Bradycardia, AFib w/ AV
, Atrial Tachy w ... Regular: Regular SVT ... Irregular: Irregular SVT ... epinephrine 4) Page Cardiology ... #cardiology #criticalcare
Supraventricular Tachycardia (SVT) - Differential Diagnosis Framework and Management

Regular SVT: Sinus Tachycardia, AVNRT, AVRT, Atrial Flutter,
Tachycardia, AVNRT, AVRT ... , Atrial Flutter ... , Ectopic Atrial ... flat and raise legs ... #cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
(e.g. ectopic atrial ... Dominant R wave in aVR ... all leads except aVR ... hypokalaemia or bradycardia ... Electrocardiogram #cardiology
Vasopressors and Inotropes - Pharmacology Summary
Vasopressors
Phenylephrine (alpha-1)
 • Increases BP, SVR
 • Risk of reflex bradycardia
Increases BP, SVR ... Risk of reflex bradycardia ... Increases BP, SVR ... Increases HR, SVR ... Pharmacology #Summary #management
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... Arrhythmias: • SVT ... & termination: SVT ... or AVRT • Standing ... #Palpitations #Cardiology
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
Weinckebach" • Less ... independently of the atria ... and the rate is set ... heart #heartblock #cardiology ... #ecg #ekg #diagnosis
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
hypertension, tachy- or bradycardia ... CM5 continuous ECG ... Consider invasive arterial ... consultation with cardiology ... Checklist #Diagnosis #Management
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
RV dysfunction. e.g ... hypovolemic shock, SVR ... low or normal SVR ... correlate in the SHOCK trial ... catheter #diagnosis #cardiology