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30 Cards in this Set

  • Front
  • Back
Findings:
– Cardiomegaly
– Enlarged RA
– Tricuspid valve displaced into RV cavity
– Small RV
– Small pericardial effusion

Ebstein’s Anomaly
– Massive cardiomegaly
– Decreased pulmonary vascularity
– Posterior and Septal leaflets of tricuspid valve displaced into RV
– RV proximal to valve leaflets is thin (“atrialized right ventricle”)
– ASD with R-to-L shunt & cyanosis is common in Ebstein’s patients
Findings:
– Massively enlarged RA
– Enlarged RV
– Atrial septum intact
– Anomalous RUL pulmonary drainage to SVC

Partial Anomalous Pulmonary Venous Return
– R lung 2-10 times more common than L
– Atrial septum usually intact
Findings:
– Decreased vasculatity of L lung
– Hyperlucent L lung on CXR and CT
– Mild hyperinflation L lung

Swyer-James Syndrome
– Oligemic, hyperlucent lung
– Often see bronchiectasis on HRCT
– Air trapping on HRCT
– Acquired in childhood; probably secondary to viral infection
– Bronchitis, bronchiolitis, bronchiolitis obliterans, bronchiectasis and destruction of lung parenchyma
Findings:
– Enlarged LA with abnormal septum between pulmonary vein confluence and mitral valve
– ASD (PFO)

Cor Triatriatum
– LA and mitral valve are separated by a constriction or membrane
– Separating membrane may have a single or multiple orifices
– PAPVR, ASD, VSD, coarct, AV canal common
Findings:
– CXR: mass posterior to trachea on lat CXR
– MR: L pulm artery originates from R pulm art., courses between trachea and esophagus

Pulmonary Sling
– Sling leads to airway obstruction; can mimic asthma
– High association with tracheal anomalies such as tracheomalacia and complete tracheal rings
Findings:
– Very low attenuation mass along posterior RA and interatrial septum
– Some mass effect on R pulm veins, but no chamber enlargement

Atrial Septal Lipoma
– Fairly common
– Usually incidental finding and of no clinical significance
– Fat attenuation on CT
– Potential DDx: Atrial Myxoma, Atrial Thrombus, Intra-cardiac neoplasm
Findings
Left main coronary artery arises from R coronary ostium
LMA passes between aorta and pulmonary artery

Anomalous Left Coronary Artery
“Malignant” anomaly in this case - high risk of sudden death due to LMA compression between Ao and PA
Findings
Left main coronary artery arises from R coronary ostium
LMA passes between aorta and pulmonary artery

Anomalous Left Coronary Artery
“Malignant” anomaly in this case - high risk of sudden death due to LMA compression between Ao and PA
Findings
RA mass, arising from floor of RA.
Mass touches tricuspid valve but does not obstruct.

Atrial Myxoma (Right)

But wait… there’s more…
Findings
Space-occupying mass in LA
Enhancing vessel within mass
Pleural effusions, pulmonary edema

Atrial Myxoma (Left)
DDx (especially on right) includes thrombus (both bland and tumor thrombus from RCC, HCC, etc), mets, sarcoma, fibroma, lymphoma
Findings
LA mass
High signal on Gd+ T1 and T2 imaging

Intraatrial Pheochromocytoma
Fingings
Thick, irregular pericardium
Multiple cystic/complex areas
Pericardial effusion

Pericardial Sarcoma
DDx includes pericardial mets (esp. lung/breast/esophagus), lymphoma, complex infectious pericarditis/TB
Findings
“Mass” near AP window
Not in left hilum (can still see hilar vessels)
Not posterior mediastinum (can still see aortic arch and it silhouettes the top of the L heart border)
...Thus, must be anteriorly located

Partial Absence of Pericardium
Partial (localized) absence on left can result in herniation of LA appendage or LV thru defect
Can be assoc. w/ chest pain
Partial absence on right is very rare. RA appendage or RV, even right lung, can herniate
Complete absence usually asymptomatic and benign

Here’s another case…
Findings
Extra border above aortic arch, along left paratracheal margin
No rib notching or other abnormality

Pseudocoarctation of aorta
Findings
Extra border above aortic arch, along left paratracheal margin
No rib notching or other abnormality

Pseudocoarctation of aorta
Findings
Calcification of pericardium on CXR
Thickened pericardium on MR (normal should be a barely perceptible 3 mm)
Bowing of the IV septum in towards the left ventricle (indicates increased R heart pressures)

Constrictive Pericarditis
Etiologies: Infection, prior surgery, trauma, mixed connective tissue disease
Right Arch / Aberrant Lt SCA
Atrial Myxoma
Pericardial Effusion

Tuberculous or malignant pericarditis
Cardiomyopathy
Ebstein's anomaly
Pulmonic Stenosis
PDA
Transposition of Great Vessels

Egg on a string
ASD
Pericardial Effusion
Arrhythmogenic RV Dysplasia
Coarctation
Hypoplastic Lung

Scimitar Syndrome
Tetralogy of Fallot
Tetralogy of Fallot
Constrictive Pericarditis
Cardiac Angiosarcoma
Coronary Artery Aneurysm