8 results
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 ... QRS interval on EKG ... (Delta wave) 2 ... #EKG #Electrocardiogram
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
relationship (2: ... association between P and ... QRS • Atrial ... summary #Diagnosis #EKG ... #electrocardiogram
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Hypokalemia • Bundle ... 300 = NSVT EKG ... capture of the atria ... may not occur Differential ... arrhythmia • Atrial
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
- Mobitz Type 2 ... independently of the atria ... Blocks #heart #heartblock ... #ekg #diagnosis ... #electrocardiogram
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
death. 2. ... Subepicardial atrial ... : AVNRT, AVRT, atrial ... #electrocardiogram ... #differential #
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
- Differential ... Small secundum ASD ... to right shunt 2. ... echocardiogram #s4c ... #pocus #bubble
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... elevation seen > 2 ... Segment #Elevation #differential ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram
Double Shunt on Echocardiogram
What do you see on this saline contrast study, in a patient with
Early transit of bubbles ... = PFO 2. ... >LAP as atrial septum ... stretched PFO or ASD ... clinical #pocus #a4c