44 results
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... Digoxin is a cardiac ... Digoxin effect on ECG ... Electrocardiogram #EKG ... #ECG
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... • Hypoxia • Pulmonary ... Tachycardia #MAT #Cardiology ... #Diagnosis #ECG ... #EKG #Management
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
Pneumothorax • Pulmonary ... embolism • Cardiac ... : • EKG • Bedside ... ultrasound • CXR ... , PT. aPTT • Serial
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... specificity for EKG ... EKG is helpful in ... other causes of cardio-pulmonary ... #EKG #Pulmonary
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
flutter, ectopic ... Control rate (e.g ... Control rate (e.g ... Tachycardia #Treatment #management ... #cardiology #algorithm
Transposition of Great Arteries (TGA) on Chest XRay
 - Oval Shaped Cardiac Silhouette 
 - Narrow
- Oval Shaped Cardiac ... - Increased pulmonary ... vasculature - Egg-on-a-string ... GreatArteries #TGA #CXR ... #ChestXRay #Radiology
An Approach to Acute Dyspnea - Diagnostic Framework

From the HPI, PMH, vitals, focused physical exam (e.g.
physical exam (e.g ... . cardiac, pulmonary ... Dyspnea #Acute #Workup ... #Algorithm #Diagnosis
Approach to the Hypercoagulable State
Arterial thromboembolism
→ Cardiac rhythm monitoring, Echocardiogram, Vascular imaging
→ Test for APS, particularly
thromboembolism → Cardiac ... • Provoked (e.g ... - No other workup ... CBC, aPTT, +/- CXR ... hematology #diagnosis #algorithm
Atrial Fibrillation Overview

Symptoms:
Palpitations, light-headedness, dizziness, dyspnea, exercise intolerance, chest pain, near-syncope, syncope.

1. Why?
Cardiac:
• Valvular heart disease
•
Atrial Fibrillation ... Cardiac: • Valvular ... Noncardiac: • Pulmonary ... #Fibrillation #Cardiology ... #Management #Algorithm
Cardiac Amyloid - Diagnosis, Signs, Symptoms and Management

Clinical Presentation
- exertional dyspnea
- peripheral edema
- exertional syncope
- peripheral
Cardiac Amyloid ... , Symptoms and Management ... despite hx HTN) EKG ... precordial leads) - atrial ... Signs #Symptoms #Cardiology