Fact-sheet: Cardiac hemangioma
Updated on 08/17/2020 at 3:24 PM
View all RADEOS cases associated with this fact-sheet
Definition
Benign primary cardiac tumor, intramyocardial, non-invasive
5% of benign cardiac tumors
Rare
Any age
Sex ratio 1
Location: any cardiac chamber
Three types:
- Cavernous: dilated thin-walled vessels
- Capillary: numerous small vessels
- Arteriovenous: dysplastic arteries + veins + capillaries
Clinical features
Asymptomatic +++
Dyspnea
Pain
Ultrasound
Hyperechoic
CT
ECG gating
Non-contrast:
Heterogeneous intracardiac mass
+/- calcified
After injection:
- Cavernous: mild, delayed or absent enhancement
- Capillary or A-V: intense, early enhancement
Kinetics:
Immobile
MRI
T1:
Immobile mass
Isointense to myocardium
Hemorrhage and calcifications possible
T2:
Hyperintense
Areas of hypointensity (calcifications, old hemorrhage)
Injection:
- Cavernous: mild, delayed or absent enhancement
- Capillary or A-V: intense, early enhancement