65 results
Atrial Fibrillation - Diagnosis, Causes, Presentations
Causes (PIRATES):
 - Pulmonary embolism 
 - Ischemia (cardiac) 
 -
- Diagnosis, Causes ... - Ischemia (cardiac ... withdrawal ("holiday heart ... #Fibrillation #AFib ... #Diagnosis #Causes
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
Multifocal Atrial ... • Heart rate ... #Tachycardia #diagnosis ... #cardiology #EKG ... #labeled #clinical
Causes of Atrial Fibrillation

Heart disease 
 - Aging heart 
 - Cardiomyopathies 
 - Congestive heart
Causes of Atrial ... Abnormalities in cardiac ... Sleep apnea #Atrial ... #Fibrillation #AFib ... #Cardiology #Pathophysiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
evaluating for other causes ... of cardio-pulmonary ... ., A-Fib also a ... Embolism #AcutePE #diagnosis ... #cardiology #electrocardiogram
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... Digoxin is a cardiac ... nodal conduction Uses ... rate control) - Heart ... #Cardiology #Digitalis
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
abberancy - N B Afib ... (3) SVTs - atrial ... 200ms from longer pause ... #EKG #diagnosis ... electrocardiogram #cardiology
Causes of Palpitations
 • ARRHYTHMiA 
 • SINUS ARRYTHMIA 
 • ATRIAL FIBRILLATION 
 • ATRIAL
Causes of Palpitations ... FLUTTER • HEART ... SYPATHOMIMETICS • CARDIAC ... #Differential #Diagnosis ... #Cardiology
Atrial Fibrillation (A-Fib) Summary

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

Why?
Cardiac:
	• Valvular heart
Cardiac: • Valvular ... heart disease ... (< 5% pts with afibb ... #diagnosis #management ... #cardiology
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
- Differential Diagnosis ... Palpitations Diagnosis ... Nonarrhythmic Cardiac ... /Afib/WPW) • Loss ... #Palpitations #Cardiology
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
Myocarditis Diagnosis ... gallop • Abnormal ECG ... , echocardiogram ... shock, sudden cardiac ... #Management #Cardiology