ECG of the Week - 8th June 2015 - Interpretation

Two ECG's for this week's case. They are from a 59 yr old female with a history of IHD, prior stents to LAD and non-compliance with anti-platelet therapy. She presented following a bee sting with dysponea, urticaria and a brief episode of chest pain. The ECG's below were performed 20 minutes apart.
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ECG of the Week - 8th June 2015

Two ECG's for this week's case. They are from a 59 yr old female with a history of IHD, prior stents to LAD and non-compliance with anti-platelet therapy. She presented following a bee sting with dysponea, urticaria and a brief episode of chest pain. The ECG's below were performed 20 minutes apart.