6 results
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
evaluating for ... common finding) • Atrial ... also a result of atrial ... Embolism #AcutePE #diagnosis ... #cardiology #electrocardiogram
Algorithm for the Evaluation of Regular, Wide-Complex Tachycardia
1. aVR: Is the initial deflection in aVR positive?
Algorithm for the ... Evaluation of Regular ... #Tachycardia #Evaluation ... #EKG #Electrocardiogram ... #Diagnosis #Cardiology
Chest Pain / ACS Evaluation Algorithm
Algorithm that attempts to the use history taking (guided by LRs),
Chest Pain / ACS Evaluation ... Ask about: - Changes ... - History - EKG ... #diagnosis #Algorithm ... #cardiology #Angina
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... (e.g. ectopic atrial ... • Saw-Tooth = Atrial ... #Electrocardiogram ... #cardiology #diagnosis
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
: WPW, ectopic atrial ... Short QT <300-360 ms ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #interpretation
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Preoperative Risk Evaluation ... event, follow ACC algorithm ... indicated • EKG ... Obtain EKG if: ... stratification #diagnosis