PT - JOURNAL ARTICLE AU - A Sanders AU - A Froude AU - F Probst TI - Do we intervene inappropriately for ST elevation? AID - 10.1136/emj.2004.020537 DP - 2006 Feb 01 TA - Emergency Medicine Journal PG - e10--e10 VI - 23 IP - 2 4099 - http://emj.bmj.com/content/23/2/e10.short 4100 - http://emj.bmj.com/content/23/2/e10.full SO - Emerg Med J2006 Feb 01; 23 AB - ST elevation on a 12 lead ECG is one of the cardinal features of acute myocardial infarction (AMI), yet it also occurs with other clinical conditions such as spontaneous pneumothorax. Three cases are presented, all of whom had chest pain and ST elevation. All had pneumothoraces yet only one had an AMI. Thrombolysis was administered to one patient. With the current pressure on "door-to-needle" times, emergency physicians should take care to differentiate between these entities.