19 results
Wolff-Parkinson-White Syndrome

WPW is a congenital abnormality characterized by an abnormal accessory conduction pathway between the atria
pathway between the atria ... ventricle known as the bundle ... is ablation. 1 ... (Delta wave) 2 ... #EKG #Electrocardiogram
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
Diagnosis 1. ... Small secundum ASD ... to right shunt 2. ... echocardiogram #s4c ... #pocus #bubble
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Atrial flutter ... 1 , 3:2, 4:3, etc ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
1. ... failure, and death. 2. ... Subepicardial atrial ... #electrocardiogram ... #differential #
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
(Type 1) or anatomic ... shunt (Type 2) ... cycles after right atrial ... blood gas (ABC) ... cirrhosis • Intra-pulmonary
Coronary Artery Embolism - Etiology and Scoring
Etiology:
 • Direct: Clot (LV thrombus, LAA Thrombus), Valve (Vegetation,
Etiology: • Direct ... non-culprit vessels • Atrial ... prosthetic valve, PFO, ASD ... Major + 1 Minor ... Embolism #diagnosis #differential
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Prothrombin Time (PT) 1. ... liver disease 2. ... Prolonged Activated Partial ... prolong PT too 2. ... Causes #diagnosis #differential
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
- Mobitz Type 2 ... a Mobitz Type 2" ... independently of the atria ... #ekg #diagnosis ... #electrocardiogram
Atrial Fibrillation (A-Fib) Summary

Symptoms:
• Palpitations, light-headedness, dizziness, dyspnea, exercise intolerance, chest pain, near-syncope, syncope.

Why?
Cardiac:
	• Valvular heart
Noncardiac: • Pulmonary ... wide-complex tachycardia: bundle ... ventricles; to detect ... Cardioversion 1. ... cardioversion 2.
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
murmur 3/6) - Pulmonary ... indicated • EKG ... Obtain EKG if: ... days before Pulmonary ... management for select