7 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Subepicardial atrial ... tachycardia • Narrow complex ... #electrocardiogram ... #diagnosis #ekg ... cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... EKG of the same ... excludes other differentials ... of narrow complex ... PhysicalExam #JVP #Cardiology
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Brady Management ... Pacemaker 3rd Degree, Complete ... P and QRS • Atrial ... #electrocardiogram ... #ecg #cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
V2 • Wellens sign ... discordant QRS complex ... #EKG #diagnosis ... #differential # ... cardiology #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... STE: "Pardee's sign ... (Eiffel Tower sign ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
is unconscious, signs ... Stop or rapidly complete ... Consider invasive arterial ... consultation with cardiology ... Checklist #Diagnosis #Management
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Libman Sacks) • Atrial ... Marantic (NTBE) Differential ... ↑ ESR, CRP • EKG ... Endocarditis #diagnosis #management ... #cardiology