47 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Caused by atrial ... dissociation + retrograde atrial ... activation from SVT (e.g ... #AWaves #diagnosis ... #cardiology #CVP
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... #Multifocal #Atrial ... Tachycardia #MAT #Cardiology ... #Diagnosis #ECG ... #EKG #Management
Newly diagnosed Atrial Fibrillation - Cardioversion and Anticoagulation Algorithm

Matthew Ho, MD PhD @MatthewHoMD

#Atrial #Fibrillation #Cardioversion #Anticoagulation
Newly diagnosed ... Atrial Fibrillation ... Anticoagulation Algorithm ... MatthewHoMD #Atrial ... #management #cardiology
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
diseases in HIV/AIDS ... complex • Nodular/Masses ... ; Lung cancer, Kaposi ... #differential #diagnosis ... #chestCT #radiology
Causes of Diastolic Murmurs - Differential Diagnosis Algorithm
Early Diastolic:
 • Aortic Regurgitation
 • Pulmonary Regurgitation (Graham-Steell
Causes of Diastolic ... Algorithm Early ... Flint Murmur) • Atrial ... Diastolic #Murmurs #Cardiology ... #Algorithm #causes
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
evaluating for other causes ... common finding) • Atrial ... also a result of atrial ... Embolism #AcutePE #diagnosis ... #cardiology #electrocardiogram
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... - Differential Diagnosis ... Algorithm Narrow ... #Algorithm #Causes ... #cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... EKG of the same ... are enough to diagnose ... the case as Typical ... PhysicalExam #JVP #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
Newly Diagnosed Atrial Fibrillation - Management Algorithm

 • Rate Control
 • Rhythm Control
 • Anticoagulation

Matthew Ho,
Newly Diagnosed ... Atrial Fibrillation ... - Management Algorithm ... MatthewHoMD #Atrial ... #Algorithm #cardiology