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Cor Triatriatum on Cardiac MRI

- Dr. Anthon Fuisz, MD
@DrFuisz

Cor Triatriatum (or triatrial heart) is a congenital
on Cardiac MRI ... where the left atrium ... sinistrum) or right atrium ... resulting in three atrial ... Clinical #Congenital #Cardiology
Left Atrium
 - The upper posterior border of the heart is formed by the left atrium.
Left Atrium - The ... formed by the left atrium ... #Anatomy #Radiology ... #CXR #Lateral # ... #Cardiac #Chambers
Anticipated Valve Locations on Chest Xray - *These are anticipated locations.  The locations could be
the patient has anatomic ... chamber enlargement, cardiac ... #Clinical #Radiology ... #CXR #Lateral #
Cardiac conducting system 
 - Sinoatrial (SA) node normally generates the action potential, i.e. the electrical
Cardiac conducting ... excites the right atrium ... to excite left atrium ... #Anatomy #Cardiology ... #Cardiac #Heart
On a chest film only the outer contours of the heart are seen.
In many cases we
Left Atrium - Most ... . - Left atrial ... #Anatomy #Radiology ... #CXR #Atrium #Ventricle ... #Cardiac #Chambers
Causes of Atrial Fibrillation

Heart disease 
 - Aging heart 
 - Cardiomyopathies 
 - Congestive heart
Causes of Atrial ... Abnormalities in cardiac ... function - Altered ion ... Sleep apnea #Atrial ... Fibrillation #AFib #Cardiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Pharmacology Summary Cardiac ... • Atrial depolarization ... contraction of atrial ... reduce speed of ion ... inotropy) ACCP Cardiology
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
mSv 1 year - Barium ... GI Study With Barium ... mSv 4 years - Cardiac ... #PatientInfo #Radiology ... Imaging #ChestXRay #CXR
In this illustration the lower lobe arteries are coloured blue because they contain oxygen-poor blood.
They have
towards the left atrium ... #Anatomy #Radiology ... #CXR #Lateral #
Anticipated Valve Locations on Chest Xray - *These are anticipated locations.  The locations could be
the patient has anatomic ... chamber enlargement, cardiac ... Clinical #Diagnosis #Radiology ... #CXR #AP #Valve