Key points are not available for this paper at this time.
*University of Bordeaux †INSERM U916 ‡Department of Biopathology, Institut Bergonié, Bordeaux, France Conflicts of Interest and Source of Funding: The authors have disclosed that they have no significant relationships with, or financial interest in, any commercial companies pertaining to this article.
Neuville et al. (2014) studied this question. Cardiac sarcoma can present with MDM2 amplification.