18 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
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... Digoxin effect on ECG ... waves - Short QT ... #Cardiology #Digitalis ... #ECG
Congenital Long QT Syndrome: Illness Script

Who?
 - Kids or young adults, usually < 30
 - high
Congenital Long QT ... **Get baseline EKG ... - QT prolonging ... abnormalities - Avoid QTc ... Syndrome #Diagnosis #Cardiology
Recurrent Polymorphic VT/Torsades de Pointes - Management Algorithm
Drugs that prolong QT interval:
 • Class 1a (quinidine,
Torsades de Pointes - Management ... Algorithm Drugs ... that prolong QT ... Congenital long QT ... #Algorithm
Checklist Approach to Hypokalemia

Consider risk factors for arrhythmia:
 - EKG changes (especially QT prolongation)
 - Digoxin
arrhythmia: - EKG ... changes (especially QT ... their validity (e.g ... clinical context & EKG ... #CriticalCare
Proposed Respiratory Support Algorithm in COVID19

The ‘intubate early’ paradigm, where patients who “fail” low flow oxygen
Respiratory Support Algorithm ... The ‘intubate early ... low flow oxygen (e.g ... support #COVID19 #management ... #schema #criticalcare
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
and a prolonged QT ... waves - Short QT ... waves • Short QT ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Checklist for Treatment of Delirium in the ICU 

Remove causative factors 
 - 
Exclude hypoglycemia if
c deliriogenic meds ... interruption (e.g ... in the night (e.g ... Delirium #Checklist #Management ... Treatment #MICU #CriticalCare
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 ... Admissions #ICU #Pearls ... diagnosis #workup #criticalcare
Peripartum Cardiomyopathy - Summary
1. Definition
 • Towards the end of pregnancy to 5 months postpartum
cardiomyopathy (e.g ... hemodynamics (e.g ... LVEF recovery (e.g ... (e.g., ACE/ARB) ... #cardiology #treatment