9 results
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential ... , 3° and Type 1 ... 2°) • His-purkinje ... 2°) • Ventricles ... : Premature Atrial
Wolff-Parkinson-White Syndrome

WPW is a congenital abnormality characterized by an abnormal accessory conduction pathway between the atria
pathway between the atria ... 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
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Hypokalemia • Bundle ... : • Low: <1 percent ... Intermediate burden: >1 ... 300 = NSVT EKG ... capture of the atria
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
1. ... death. 2. ... Subepicardial atrial ... #electrocardiogram ... #differential #
Double Shunt on Echocardiogram
What do you see on this saline contrast study, in a patient with
1. ... Early transit of bubbles ... >LAP as atrial septum ... stretched PFO or ASD ... clinical #pocus #a4c
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
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
diffusion-perfusion defect (Type 1) ... or anatomic shunt ... (Type 2) Clinical ... , 88% spec • Contrast-enhanced ... blood gas (ABC)
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
liver disease 2. ... Prolonged Activated Partial ... deficiencies: Contact ... aPTT 1. ... Causes #diagnosis #differential