29 results
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
and Pro-Arrhythmic ... JTc=QTc-QRS When ... #JTInterval #QTc ... pathophysiology #ekg ... #ecg #cardiology
Electrocardiographic Features of Digoxin Toxicity
 • Virtually any arrhythmia is possible. None specific for digoxin toxicity
Shortening of QT ... interval • "Scooped ... Electrocardiogram #ekg ... #ecg #toxicology ... #cardiology #diagnosis
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... EKG is helpful in ... other causes of cardio-pulmonary ... finding) • Atrial Arrhythmia ... #EKG #Pulmonary
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... Digoxin is a cardiac ... Digoxin effect on ECG ... Electrocardiogram #EKG ... #ECG
Checklist Approach to Hypokalemia

Consider risk factors for arrhythmia:
 - EKG changes (especially QT prolongation)
 - Digoxin
: - EKG changes ... their validity (e.g ... clinical context & EKG ... patients (including cardiac ... Hypokalemia #Management #CriticalCare
Short QT Syndrome
Short QT syndrome (SQTS) is a very rare, recently described syndrome in which an
interval (QTc < ... associated with cardiac ... arrest and sudden cardiac ... Syndrome #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Common Vasopressors and Inotropes
Norepinephrine (NE)
 - Indication: Distributive shock (1st line for septic shock), Cardiogenic shock
Side effects: Arrythmias ... is not desired (e.g ... is not desired (e.g ... Inotropes #comparison #table ... #pharmacology #criticalcare
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... aVR • Classic EKG ... interval, RAD 130 ... #AVR #leadAVR #ecg ... electrocardiogram #diagnosis #ekg
Cardiac Findings in Sarcoidosis
Most Commonly Affected Sites:
 - LV free wall (esp. basal posterior wall)
 -
Cardiac Findings ... dysfunction or pulmonary ... - Effusion ECG ... - Ventricular arrythmias ... #Sarcoidosis #Cardiology
Cardiac Stress Testing
Exercise:
 • Everyone who can exercise should!
 • They must be able to raise
Cardiac Stress Testing ... • They must be able ... with ventricular arrythmias ... Diagnostics: EKG ... Stress #Testing #cardiology