7 results
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... (e.g. ectopic atrial ... de pointes • Short ... #Electrocardiogram ... #cardiology #diagnosis
Cardiac Event Monitoring Devices - Compared
Ambulatory ECG (Hotter):
 • Advantages: Continuous recording, records asx events, all
Event Monitoring Devices ... Disadvantages: Short ... Correlation of rhythm ... #Comparison #cardiology ... #management #holter
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Brady Management ... P and QRS • Atrial ... summary #Diagnosis #EKG ... #electrocardiogram ... #ecg #cardiology
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 ... QT <300-360 ms: ... #EKG #diagnosis ... #electrocardiogram
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
Devices Simple ... (e.g. facial trauma ... • FiO2 24-60% Partial ... the exhalation ports ... #management #pulmonary
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Any implantable devices ... overload, irregular rhythm ... indicated • EKG ... Obtain EKG if: ... medical and surgical management
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
implantable electronic devices ... Libman Sacks) • Atrial ... nodes • Roth’s spots ... ↑ ESR, CRP • EKG ... Endocarditis #diagnosis #management