8 results
QT / QTc Interval Measurement in Irregular Rhythms
2 Approaches:
 • Measure and calculate the QTc for
QT / QTc Interval ... Irregular Rhythms 2 Approaches ... the associated QT ... for the QT intervals ... Irregular #Rhythm #cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... Flattened T waves QT ... • QT interval is ... = QT / √ RR - ... thumb: a normal QT
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... dextrocardia, normal Intervals ... DANGER - Short QT ... : ↑ca - Long QT ... #interpretation
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... • ↑ Ca - short QT ... • ↓ Ca - long QT ... #EKG #Checklist ... #diagnosis #cardiology
Checklist Approach to Hypokalemia

Consider risk factors for arrhythmia:
 - EKG changes (especially QT prolongation)
 - Digoxin
Checklist Approach ... changes (especially QT ... Critical Care #Checklist ... #Hypokalemia #Management ... #CriticalCare
Myasthenic Crisis Checklist - Myasthenia Gravis

Evaluation 
 - Chest X-ray and lung ultrasound (exclude other lung
Myasthenic Crisis Checklist ... is the fastest approach ... subjective dyspnea, etc ... MyastheniaGravis #Checklist ... #Management #CriticalCare
This infographic provides a mnemonic tool called “WOBBLER” for assessing an ECG (electrocardiogram) in cases of
Section: QT interval ... includes long QT ... syndrome or short QT ... interpretation. ... #cardiology #differential
Admitting in the ICU - Checklist
VITALS: If bad, stop and go see the patient immediately; you
Admitting in the ICU - Checklist ... hyponatremia, AKI, etc ... esp in work-up/management ... will also get an EKG ... diagnosis #workup #criticalcare