11 results
Normal QT Interval Measurement
General rule: QT interval should be < 1/2 RR interval
   -
Normal QT Interval ... General rule: QT ... interval - Only works ... #Measurement #cardiology ... #diagnosis #ecg
Electrocardiographic Features of Digoxin Toxicity
 • Virtually any arrhythmia is possible. None specific for digoxin toxicity
None specific for digoxin ... Shortening of QT ... Electrocardiogram #ekg ... #ecg #toxicology ... #cardiology #diagnosis
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... • QT interval is ... = QT / √ RR - ... thumb: a normal QT ... #cardiology #diagnosis
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
ICD/pacer - QTc ... DANGER - Short QT ... : ↑ca - Long QT ... #EKG #diagnosis ... #interpretation
Congenital Long QT Syndrome: Illness Script

Who?
 - Kids or young adults, usually < 30
 - high
Congenital Long QT ... **Get baseline EKG ... - QT prolonging ... LongQT #Syndrome #Diagnosis ... #Cardiology
Checklist Approach to Hypokalemia

Consider risk factors for arrhythmia:
 - EKG changes (especially QT prolongation)
 - Digoxin
arrhythmia: - EKG ... changes (especially QT ... prolongation) - Digoxin ... #Hypokalemia #Management ... #CriticalCare
Admitting in the ICU - Checklist
VITALS: If bad, stop and go see the patient immediately; you
hyponatremia, AKI, etc ... /management of shock ... will also get an EKG ... Pearls #Checklist #diagnosis ... #workup #criticalcare
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
remifentanil, digoxin ... etc) ... Intraoperative #Checklist #Diagnosis ... #Management #Workup ... #Cardiology
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
., long QT syndrome ... Substances • Digoxin ... Differential Diagnosis ... Complexes #PVCs #PVC #diagnosis ... #differential #cardiology
Myasthenic Crisis Checklist - Myasthenia Gravis

Evaluation 
 - Chest X-ray and lung ultrasound (exclude other lung
- Infectious workup ... Pyridostigmine - New diagnosis ... subjective dyspnea, etc ... MyastheniaGravis #Checklist #Management ... #CriticalCare