5 results
Normal QT Interval Measurement
General rule: QT interval should be < 1/2 RR interval
   -
Normal QT Interval ... Bazett's Formula ... : QTc = QT / ... #QTc #Interval ... #Bazetts #formula
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Flattened T waves QT ... • QT interval is ... formula: QTC = ... QT / √ RR - Note ... QT is less than
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... Intervals - ... DANGER - Short QT ... : ↑ca - Long QT ... electrocardiogram #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
Admitting in the ICU - Checklist
VITALS: If bad, stop and go see the patient immediately; you
- Checklist VITALS ... hyponatremia, AKI, etc ... esp in work-up/management ... will also get an EKG ... diagnosis #workup #criticalcare