11 results
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... waves - Short QT ... Electrocardiogram #EKG ... #Cardiology #Digitalis ... #ECG
Electrocardiographic Features of Digoxin Toxicity
 • Virtually any arrhythmia is possible. None specific for digoxin toxicity
effect" • Shortening ... of QT interval ... Electrocardiogram #ekg ... #ecg #toxicology ... #cardiology #diagnosis
Congenital Long QT Syndrome: Illness Script

Who?
 - Kids or young adults, usually < 30
 - high
Congenital Long QT ... **Get baseline EKG ... - QT prolonging ... family history) Treatment ... Syndrome #Diagnosis #Cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Control rate (e.g ... Control rate (e.g ... #management #cardiology ... #algorithm
Emergent Hyperkalemia Treatment Algorithm
ECG changes, weakness, K+ >6.5 Or renal insufficiency with K >5.5 with cellular
Algorithm ECG ... crush injury, etc ... ) ECG changes ... insulin Side effect ... #Algorithm #Management
Recurrent Polymorphic VT/Torsades de Pointes - Management Algorithm
Drugs that prolong QT interval:
 • Class 1a (quinidine,
Algorithm Drugs ... that prolong QT ... Congenital long QT ... Hypocalcemia (rarely) Treatment ... #Algorithm
The chemical formula of Digoxin is C41 H64 O14.
Digoxin (Cardiac glycoside) reversibly inhibits the sodium-potassium-ATPase, causing
comorbid conditions (eg ... The so-called "digitalis ... effect" on the ... ECG consists of ... or inversion), QT
It is important to recognize Acute Decompensated Heart Failure (ADHF) as more than just simply a
ECG is vital while ... #differential #algorithm ... #management #cardiology ... #heartfailure #chf ... #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
The algorithm below shows how pre-test probability could be combined with various criteria to determine which
isn't perfect, ... short course of treatment ... probably much higher (e.g ... on the basis of CSF ... is proposed: #Management