95 results
Supraventricular Tachycardias - Pathophysiology
Conduction pathways through SA Node, Atrium, AV Node, Bundle of His, and Ventricle
Tachycardias - Pathophysiology ... pathways through SA ... Node, Atrium, AV ... #Tachycardias #Pathophysiology ... SVT #diagnosis #cardiology
Premature atrial complex (PAC) - ECG Recognition
 • Prematurity and altered P wave morphology.
 • P
Premature atrial ... is close to the SAN ... PACs #premature #atrial ... #complexes #cardiology ... #diagnosis #ekg
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... hypertension Management ... #Multifocal #Atrial ... Tachycardia #MAT #Cardiology ... #EKG #Management
Flecainide Toxicity on ECG

70 year old patient with chronic atrial fibrillation on an antiarrhythmic presented with
Flecainide Toxicity on ECG ... patient with chronic atrial ... presented with nausea ... #EKG #Electrocardiogram ... #Cardiology #Clinical
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Arrhythmias • SA ... > 100 bpm) • SA ... : Premature Atrial ... Differential #Diagnosis #Causes ... #cardiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... evaluating for other causes ... common finding) • Atrial ... also a result of atrial ... AcutePE #diagnosis #cardiology
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... nodal conduction Uses ... : - Atrial fibrillation ... and atrial flutter ... #Cardiology #Digitalis
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(3) SVTs - atrial ... (3) Multifocal atrial ... 200ms from longer pause ... #EKG #diagnosis ... electrocardiogram #cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Control rate (e.g ... Treat underlying cause ... Treat underlying cause ... Tachycardia #Treatment #management ... #cardiology #algorithm
d-Transposition of the Great Arteries
 • Anatomy
 • Epidemiology
 • Associated Lesions
 • Pathophysiology/Presentation
 • Classic
Associated Lesions • Pathophysiology ... Chest Xray – “Egg ... Pre-operative management ... peds #pediatrics #cardiology ... #diagnosis #management