STORRS, Connecticut, Sept. 17 -- The University of Connecticut posted the following news:

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When Every Minute Matters: Surviving an Aortic Dissection

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Tony LaMark was feeding his cats and talking on the phone with a friend when an ordinary day suddenly took a frightening turn.

After ending the call, LaMark walked over to his dining room table to organize some paperwork. Without warning, he became sweaty and clammy.