- 40% of benign neoplasms in infants and children
- Usually seen less than 1 year age
- Associated with tuberous sclerosis in 50% cases
- Arrhythmias usually presenting feature
- Inoperable – being deep seated, poorly demarcated and multiple
- Most regress spontaneously
Imaging
- Intramural, more common in ventricles
- Small and multiple
- Avg 3 to 4 cm in diameter
- ECHO: iso to hyper echoic
- CT: enhancing lesions, when multiple, appear as diffuse thickening of myocardium
- MR: similar to myocardium on T1 and hyper intense on T2
Read more
Grebenc, Mary L., et al. “Primary cardiac and pericardial neoplasms: radiologic-pathologic correlation.” Radiographics 20.4 (2000): 1073-1103.
Umeoka, Shigeaki, et al. “Pictorial review of tuberous sclerosis in various organs.” Radiographics 28.7 (2008): e32.
Tao, Ting Y., et al. “Pediatric cardiac tumors: clinical and imaging features.” Radiographics 34.4 (2014): 1031-1046.
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