10 results
Premature atrial complex (PAC) - ECG Recognition
 • Prematurity and altered P wave morphology.
 • P
Premature atrial ... complex (PAC) - ... • A PAC will ... #PACs #premature ... #ekg #ecg #electrocardiogram
The 3 Fates of a Premature Atrial Complex
 • PAC can be conducted with normal QRS
Atrial Complex ... #PACs #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram ... #premature #atrial
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Bundle branch block ... 300 = NSVT EKG ... capture of the atria ... Diagnosis: • PAC ... A PAC also has a
Paroxysmal AV Block on ECG
 - Characterized by an abrupt and persistent AV block in the
conducted or blocked PAC ... or PVC, acceleration ... slowing of sinus rhythm ... #diagnosis #cardiology ... #ekg #ecg #electrocardiogram
Paroxysmal AV Block aka Ventricular Standstill
 • Abrupt and persistent AV block ( multiple P waves
conducted or blocked PAC ... or PVC, acceleration ... slowing of sinus rhythm ... Standstill #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... (e.g. ectopic atrial ... @AmyChung #EKG ... #Interpretation ... #ECG #Electrocardiogram
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
• During sinus rhythm ... • In sinus rhythm ... conducted or blocked PAC ... #cardiology #ekg ... #electrocardiogram
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
QRS in 6s x 10 Rhythm ... : WPW, ectopic atrial ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #interpretation
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Heart Rate and Rhythm ... tachycardia • Premature ... palpitations: PVC ... Family history of premature ... #Palpitations #Cardiology
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Key Components: ... physical exam - Key ... overload, irregular rhythm ... indicated • EKG ... Obtain EKG if: