It could be an unexpected death in the family, a loss of a job, a debilitating disease or disability, a divorce, or a natural disaster.

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International research suggests one in 10 hospital admissions can result in some kind of adverse event, whether that is a patient fall or an unexpected death, so learning from these mistakes can save lives.

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My most recent stint in the hospital, an unplanned and unexpected illness which resulted in temporary kidney damage, could have resulted in death if not for my Medicare and Medicare Advantage Plan.

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"Because Dee's death was unexpected, the enforcement staff could not have predicted that he would not be available for an interview in June 2012, " Duncan wrote.

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