14 results
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
(EKG) Digoxin ... is a cardiac glycoside ... Digoxin effect on ECG ... #EKG #Cardiology ... #Digitalis #ECG
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
Congenital Long QT Syndrome: Illness Script

Who?
 - Kids or young adults, usually < 30
 - high
misdiagnosed) - Sudden cardiac ... **Get baseline EKG ... family history) Treatment ... abnormalities - Avoid QTc ... Syndrome #Diagnosis #Cardiology
Cardiac Stress Testing
Exercise:
 • Everyone who can exercise should!
 • They must be able to raise
• They must be able ... production to cause ... Contraindications: - Bradycardia ... arrythmias Diagnostics: EKG ... Stress #Testing #cardiology
Emergent Hyperkalemia Treatment Algorithm
ECG changes, weakness, K+ >6.5 Or renal insufficiency with K >5.5 with cellular
Algorithm ECG ... ) ECG changes ... PR, wide QRS, bradycardia ... Calcium - Stabilizes cardiac ... #Algorithm #Management
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
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
remember to tailor treatment ... Consider known drug causes ... (eg. remifentanil ... , digoxin etc) ... Management #Workup #Cardiology
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
tachycardia or bradycardia ... trolley, anaphylaxis treatment ... require prolonged treatment ... alternate vasopressor (e.g ... as patient is stable
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
palpitations, bradycardia ... heparinized tube) • ECG ... only if no clear cause ... Elimination (see Table ... line, stabilizes cardiac
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
manifestation of cardiac ... arrhythmia syndromes (e.g ... heart disease Causes ... 300 = NSVT EKG ... more intensive treatment