Morning Sickness or Something More Serious? Hyperemesis Gravidarum

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(KTVI) - News of a 'royal baby' for William and Kate spread fast Monday.  According to reports, the royal couple wanted to wait until Christmas to make the announcement but were forced to announce the news early because of Kate's condition, Hyperemesis Gravidarum.

Dr. Sonali Jain with Mercy Clinic Women's Health talks about the condition.  

More information for the American Pregnancy Association:

Distinguishing between morning sickness and hyperemesis gravidarum:

Morning Sickness: Hyperemesis Gravidarum:
Nausea sometimes accompanied by vomiting Nausea accompanied by severe vomiting
Nausea that subsides at 12 weeks or soon after Nausea that does not subside
Vomiting that does not cause severe dehydration Vomiting that causes severe dehydration
Vomiting that allows you to keep some food down Vomiting that does not allow you to keep any food down

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