17 results
Normal QT Interval Measurement
General rule: QT interval should be < 1/2 RR interval
   -
Normal QT Interval ... Measurement General ... #Normal #Measurement ... #cardiology #diagnosis ... #ecg #ekg #electrocardiogram
First, Second (Type 1 and Type 2), and Third Degree Heart Blocks - Comparison

#HeartBlocks #Comparison #First
Heart Blocks - Comparison ... #HeartBlocks #Comparison ... Second #Third #Cardiology ... #ECG #EKG #Electrocardiogram ... #Diagnosis #Table
QT / QTc Interval Measurement in Wide QRS Complex
 - A wide QRS complex will lead
Measurement in ... is considered abnormal ... #Measurement #WideQRS ... #cardiology #diagnosis ... #ecg #ekg #electrocardiogram
QT / QTc Interval Measurement in Irregular Rhythms
2 Approaches:
 • Measure and calculate the QTc for
Measurement in ... intervals on the EKG ... #Rhythm #cardiology ... #diagnosis #ecg ... #ekg #electrocardiogram
Osborn waves - positive deflections at the J point (negative in aVR and V1) with a
could also be a normal ... This EKG was recorded ... #EKG #EmergencyMedicine ... #CriticalCare # ... #ECG #Clinical
QT / QTc Interval Measurement in Prominent U Wave
If the U wave is distinct from the
Measurement in ... include it in the measurement ... #Measurement #UWave ... #cardiology #diagnosis ... #ecg #ekg #electrocardiogram
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
(EKG) Digoxin ... - Decreases AV nodal ... Digoxin effect on ECG ... #EKG #Cardiology ... #Digitalis #ECG
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... junction origin (e.g ... within the atria (e.g ... @AmyChung #EKG ... Interpretation #ECG
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... #Approach #ECG ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #interpretation
Common Vasopressors and Inotropes
Norepinephrine (NE)
 - Indication: Distributive shock (1st line for septic shock), Cardiogenic shock
Vasopressors and Inotropes ... is not desired (e.g ... is not desired (e.g ... #comparison #table ... #pharmacology #criticalcare