193 results
Vereckie Algorithm - Lead aVR - Ventricular Tachycardia - Telemetry Diagnosis
WCT is VT IF:
 • Initial
or q wave > 40 ms ... in the last 40 ms ... in the first 40 ms ... diagnosis #cardiology #ekg ... #ecg #telemetry
Accelerated Idioventricular Rhythm (AIVR) on EKG
 • Regular rhythm with wide. 
 • QRS complexes >120
Rhythm (AIVR) on EKG ... • QRS complexes ... >120 ms • Heart ... diagnosis #cardiology #EKG ... #ECG #Electrocardiogram
Wide Complex Tachycardia - ECG Definition and Causes
 • Wide Complex Tachycardia (WCT) is a cardiac
Tachycardia - ECG ... Definition and Causes ... tachycardia or WQRST Causes ... #ecg #electrocardiogram ... #differential #causes
Wolff-Parkinson-White Syndrome

WPW is a congenital abnormality characterized by an abnormal accessory conduction pathway between the atria
interval on EKG ... The definitive treatment ... complex (QRS > ... WPW #Cardiology #ECG ... #EKG #Electrocardiogram
Common sodium channel blockers which cause QRS widening.

Anticonvulsants: 
 - Carbamazepine 
Antidysrhythmics:  
 - Group
blockers which cause ... QRS widening. ... Adriamycin #QRS ... #widening #ECG ... #EKG #Pharmacology
LBBB Ventricular Tachycardia Criteria - Lead V1 - Telemetry Diagnosis
WCT is VT IF:
 • Initial r
Initial r wave > 30 ms ... nadir of S > 60 ms ... diagnosis #cardiology #ekg ... #ecg #telemetry
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... - RR only - #QRS ... Short QT <300-360 ms ... #Approach #ECG ... #EKG #diagnosis
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
interval < 120 ms ... interval ≥ 120 ms ... waves: > 40 ms ... Amy Chung, MD, MSc ... Interpretation #ECG
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
repolarization causes ... in conduction causes ... to 10.0 mEq/L, QRS ... #Hyperkalemia #EKG ... #ECG #Changes #
ECG characteristics of early repolarization
 - The ST segment elevations are concave and most pronounced in
ECG characteristics ... occur on the same ECG ... - The end-QRS ... In case of chest ... #ECG #Early #Repolarization