TY - JOUR T1 - Transthoracic echocardiography during cardiac arrest due to massive pulmonary embolism JF - Emergency Medicine Journal JO - Emerg Med J SP - 395 LP - 396 DO - 10.1136/emj.20.4.395-a VL - 20 IS - 4 AU - P Knowles Y1 - 2003/07/01 UR - http://emj.bmj.com/content/20/4/395.2.abstract N2 - I read with interest the case report by MacCarthy et al1 describing the use of transthoracic echocardiography during cardiac arrest due to massive pulmonary embolism (PE). Such cases raise the question of whether thrombolysis could be used routinely during all non-traumatic cardiac arrests, not just those known to be caused by PE.Up to 70% of cardiac arrests have thrombosis … ER -