14 results
Supraventricular Tachycardias - Pathophysiology
Conduction pathways through SA Node, Atrium, AV Node, Bundle of His, and Ventricle
through SA Node, Atrium ... , AV Node, Bundle ... Ventricle • Sinus ... Pathophysiology #SVT ... #diagnosis #cardiology
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
- Differential Diagnosis ... Regular Rhythm: Sinus ... AVRT, Pre-excited SVT ... #Differential #Diagnosis ... #cardiology
ECG changes in Pulmonary Embolism
 - 
Sinus tachycardia 
 - 
Complete or incomplete RBBB 
 -
changes in Pulmonary Embolism ... - Sinus tachycardia ... V1 - Right atrial ... AcutePE #HighRisk #Electrocardiogram ... EKG #Findings #Diagnosis
Coronary Artery Embolism - Etiology and Scoring
Etiology:
 • Direct: Clot (LV thrombus, LAA Thrombus), Valve (Vegetation,
non-culprit vessels • Atrial ... prosthetic valve, PFO, ASD ... #diagnosis #differential ... #scoring #criteria ... #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
w/ BBB (3) SVT ... flutter (3) SVTs ... bradyarrhythmia #ECG #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Subepicardial atrial ... EKG findings: Sinus ... supraventricular tachycardia (SVT ... #leadAVR #ecg #electrocardiogram ... #diagnosis #ekg
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
Acute Pulmonary Embolism ... Adrenergic Drive: • Sinus ... • Non-specific ST-T ... #AcutePE #diagnosis ... #cardiology #electrocardiogram
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Libman Sacks) • Atrial ... Differential Diagnosis ... via ASD • Metastatic ... -> TEE • Duke Criteria ... #management #cardiology
Persistent Left Superior Vena Cava and Unroofed Coronary Sinus
Bubble study for cryptogenic stroke.  Left arm
Unroofed Coronary Sinus ... Bubble study for ... ) & RA or both atria ... unroofed CS → R SVC ... Cause of systemic embolism
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Hypokalemia • Bundle ... capture of the atria ... Differential Diagnosis ... tachycardia • Sinus ... arrhythmia • Atrial