The Healthcare Information and Management Systems Society's 2009 Annual Conference and Exhibition opened Sunday morning here in Chicago.

Attendance for the show, which this week took over the massive McCormick Place convention center, was estimated Sunday morning at 24,700.

Day one of the conference features e-sessions, education sessions and a keynote speech by celebrated actor Dennis Quaid on the topic of medical error and IT.

Check HealthcareITNews.com and our Twitter feed throughout the coming week for full multimedia show coverage.

Related content:

View this new video of Web Editor Chip Means and VP Content, Editorial Director Jack Beaudoin discussing what to expect at HIMSS09

Browse the online edition of our April 2009 issue, which features a complete list of HIMSS09 New Products.