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A Guide to Newborn Jaundice

 Cause of Jaundice

Jaundice in Newborns is natural and normal. Compared to adults, all infants get jaundiced. The reason is infants have too many red blood cells and the wrong kind. They recycle them and the cells release a “yellow” pigment called bilirubin. The liver filters and packages the bilirubin but is not fully geared up to handle the work load. The result is bilirubin increased in the bloodstream and  then the tissues.

 The problem

Bilirubin levels into the 40’s and perhaps 30’s are known to damage brain and nervous cells and can cause a form of cerebral palsy (mental retardation). Once damaged, these cells don’t fully recover. Premature babies tolerate less bilirubin and   are at risk at even lower levels. Breast fed babies may not drink enough milk their first few days which may further increase bilirubin levels. Sometimes other medical problems can cause jaundice.

 What levels are safe?

Bilirubin levels under 20 in term babies are considered safe. The lower the level, the better. And “average” 4-6 day old has a level of about 8. So, a “low” level is 8 to 12. A “moderate” level is 12 to 15. A “high” level is 15 to 20.

 Treating Jaundice

“Low” levels don’t require any treatment, other than making sure to watch for it going higher. Usually we don’t draw lab levels here. “Moderate” Levels are watched with lab work to make sure they aren’t going higher and frequently we use home Phototherapy lights to lower it faster. “High” levels usually require hospitalization Phototherapy to lower the level. In all cases it’s important to keep the babies well or even overhydrated to help dilute out the bilirubin level.

 Phototherapy

Special lights that let out a blue-green wavelength of light bend the bilirubin molecule from a “W” shape to an “S” shape which the liver can more efficiently draw out of the bloodstream for disposal. The light is safe (no tans or sunburns happen) to the babies, but it takes time to work. It can take several days to lower the bilirubin level back to the “average range”. Once the level is back to “average” levels, the liver is able to keep it low, so the problem almost never happens again.

 Special note:

Each baby is different in what happens with their bilirubin levels. These comments are made to the general problem of jaundice. We’ll be sure to tell you about any special differences with your baby that might affect how Jaundice occurs. Be sure to ask questions of us. There is a lot of mis-information and we don’t want you to worry unnecessarily about your baby’s jaundice.

If you have further questions about jaundice in newborn infants, you can contact the office at:

        Info@Laramiekids.com

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Send mail to Klep@Laramiekids.com with questions or comments about this web site.