33 results
Normal Sinus Rhythm - ECG Diagnosis
Normal sinus rhythm (NSR) is an impulse that originates in the
Diagnosis Normal ... leads III and aVL ... often biphasic (positive-negative ... SinusRhythm #nsr #cardiology ... #diagnosis #ekg
Typical ECG changes in acute pericarditis includes: stage 1 - diffuse, positive, ST elevations with reciprocal
Typical ECG changes ... stage 1 - diffuse, positive ... be present in all ... indefinitely inverted #Diagnosis ... #EM #IM #Cardiology
Algorithm for the Evaluation of Regular, Wide-Complex Tachycardia
1. aVR: Is the initial deflection in aVR positive?
deflection in aVR positive ... same polarity) in all ... Interpretation #ECG ... #EKG #Electrocardiogram ... #Diagnosis #Cardiology
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
Approach to ECGs ... SVT with BBB All ... (i.e. entirely positive ... #ekg #cardiology ... #diagnosis #electrocardiogram
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... small boxes) - HiPR ... QT <300-360 ms: ... #EKG #diagnosis ... electrocardiogram #cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
• Lateral (I + aVL ... Normal: Upright in all ... de pointes • Short ... Electrocardiogram #cardiology ... #diagnosis #system
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... Scaphoid #Carpal #Radiology ... #XRay #Diagnosis ... #Orthopedics #Sports ... #MSK
Chest Pain / ACS Evaluation Algorithm
Algorithm that attempts to the use history taking (guided by LRs),
Chest Pain / ACS ... Ask about: - Changes ... - History - EKG ... #Evaluation #diagnosis ... #Algorithm #cardiology
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
concordance in all ... Positive or negative ... point) of S > 100 ms ... Aberrancy #Comparison #Diagnosis ... #Cardiology
Acute Coronary Syndrome (ACS) Definitions - Stable Angina, Unstable Angina, NSTEMI, STEMI
1 STABLE ANGINA - Angina
Coronary Syndrome (ACS ... rapidly over a short ... is reflected by ECG ... #Diagnosis #Cardiology ... #ACS #Unstable