13 results
Electrocardiographic Features of Digoxin Toxicity
 • Virtually any arrhythmia is possible. None specific for digoxin toxicity
AV conduction) "Digitalis ... Shortening of QT ... Electrocardiogram #ekg ... #ecg #toxicology ... #cardiology #diagnosis
QT / QTc Interval Measurement in Irregular Rhythms
2 Approaches:
 • Measure and calculate the QTc for
QT / QTc Interval ... following the longest ... intervals on the EKG ... #diagnosis #ecg ... #ekg #electrocardiogram
Congenital Long QT Syndrome: Illness Script

Who?
 - Kids or young adults, usually < 30
 - high
QT Syndrome: Illness ... **Get baseline EKG ... - QT prolonging ... #Syndrome #Diagnosis ... #Cardiology
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
• ↑ Ca - short QT ... QT via long ST ... Syncope #Syndromes #ECG ... #EKG #Checklist ... #diagnosis #cardiology
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
DANGER - Short QT ... 360 ms: ↑ca - Long ... QT: "antis and ... #Approach #ECG ... #EKG #diagnosis
Recurrent Polymorphic VT/Torsades de Pointes - Management Algorithm
Drugs that prolong QT interval:
 • Class 1a (quinidine,
Algorithm Drugs ... that prolong QT ... Donepezil Congenital long ... QT Syndrome Electrolyte ... #Algorithm
WOBBLER  for ECG assessment in Syncope 
W - Wolff Parkinson White 
O - Obstructed AV
WOBBLER for ECG ... QT syndrome but ... is also a short QT ... Mnemonic #Syncope #EKG ... #ECG #Diagnosis
Myasthenic Crisis Checklist - Myasthenia Gravis

Evaluation 
 - Chest X-ray and lung ultrasound (exclude other lung
Pyridostigmine - New diagnosis ... oral secretions (e.g ... subjective dyspnea, etc ... MyastheniaGravis #Checklist #Management ... #CriticalCare
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
arrhythmia syndromes (e.g ... ., long QT syndrome ... 300 = NSVT EKG ... Differential Diagnosis ... #differential #cardiology
Admitting in the ICU - Checklist
VITALS: If bad, stop and go see the patient immediately; you
hyponatremia, AKI, etc ... esp in work-up/management ... will also get an EKG ... Pearls #Checklist #diagnosis ... #workup #criticalcare