10 results
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
Arrhythmias • Atrial ... ventricular response • Atrial ... Escape Rhythm • Atrial ... 1 AV BlockBidirectional ... #cardiology #ecg
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
: Delayed conduction ... 1 AV conduction ... Type 2 "If some ... independently of the atria ... #ecg #ekg #diagnosis
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Atrial flutter ... (3) SVTs - atrial ... (3) Multifocal atrial ... block (lower AV ... #EKG #diagnosis
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
relationship (2: ... 1 or 3:1 block) ... P and QRS • Atrial ... • Block in AV ... #ecg #cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
origin within the atria ... (e.g. ectopic atrial ... Morphology = multifocal atrial ... • Saw-Tooth = Atrial ... • 2° Block Type
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
Effect in Right Atrium ... 1. ... to right shunt 2. ... Effect #Right #Atrium ... #pocus #bubble
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... boxes) - HiPR: AV ... block - LoPR: ... WPW, ectopic atrial ... #EKG #diagnosis
Atrial Fibrillation (A-Fib) Summary

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

Why?
Cardiac:
	• Valvular heart
Atrial Fibrillation ... risk factors Atrial ... right and left atria ... identify left atrial ... test for DM Atrial
Myocarditis 

5 Principles of
Myocarditis:
1. Build clinical suspicion
2. Decide on EMBx
3. Manage acute cardiac injury
4. Manage chronic
Myocarditis: 1. ... clinical suspicion 2. ... Findings: - AV ... block, Aberrancy ... #Myocarditis #diagnosis
Double Shunt on Echocardiogram
What do you see on this saline contrast study, in a patient with
1. ... Early transit of bubbles ... as RAP>LAP as atrial ... In addition to dilated ... clinical #pocus #a4c