343: QUALITY OF RESUSCITATION DURING EMERGENT STERNOTOMY FOR POSTOPERATIVE TAMPONADE-ASSOCIATED ARREST. (January 2018) - Thangavelu, Malarvizhi; Patel, Abhishek; Appachi, Elumalai; Weaver, Karen; Jousma, Ashley; McElroy, James; Ali Mumtaz, Muhammad; Nento, Daniel; Bhalala, Utpal