California Offers Additional Newborn Screening Tests For Genetic Birth Defects Using Mass Spectrometry.Business Editors/Health & Medical Writers SAN FRANCISCO, Calif.--(BUSINESS WIRE)--January 7, 2002 These Tests May Mean the Difference Between a Healthy Baby or a Severe Disability for a Baby Because the March of Dimes
"These tests, done immediately after birth, may mean the difference between a healthy life or a severe disability for a baby," said Dr. Jennifer Howse, president of the March of Dimes. "Tragedy can sometimes be avoided by quickly identifying a problem and providing the appropriate medical treatment." As part of the January observance of Birth Defects Prevention Month, the March of Dimes is announcing it has widened its core list of recommended newborn screening tests for all states to include the metabolic disorder called medium chain acyl-CoA dehydrogenase (MCAD MCAD Microsoft Certified Application Developer MCAD Mechanical Computer Aided Design MCAD Medium-Chain Acyl-CoA Dehydrogenase (inherited metabolic disease) MCAD Minneapolis College of Art and Design ) deficiency -- affecting about 1 in every 15,000 infants born in the U.S., and can lead to mental retardation or death if not identified shortly after birth. The other tests that make up the March of Dimes recommended core list are: phenylketonuria phenylketonuria (fĕn'əlkēt'ən r`ēə) (PKU), inherited metabolic disorder caused by the absence of a specific enzyme (phenylalanine hydroxylase). (PKU PKU: see phenylketonuria. ); congenital hypothyroidism; congenital adrenal adrenal /ad·re·nal/ (ah-dre´n'l)1. paranephric. 2. adrenal gland. 3. pertaining to an adrenal gland. ad·re·nal adj. 1. hyperplaisa (CAH CAH congenital adrenal hyperplasia. CAH Congenital adrenal hyperplasia, see there ); galactosemia galactosemia (gəlăk'təsē`mēə), inherited metabolic disorder caused by an enzyme deficiency and transmitted as a recessive trait; it results in the accumulation of the sugar galactose in the body. , biotinidase deficiency; maple syrup urine disease ma·ple syr·up urine disease n. A hereditary metabolic disorder due to a deficiency of decarboxylase enzyme that leads to elevated concentrations of leucine, isoleucine, and valine in the blood and urine, characterized by the urine having an odor ; sickle cell anemia sickle cell anemia n. A chronic, usually fatal inherited form of anemia marked by crescent-shaped red blood cells, occurring almost exclusively in Blacks, and characterized by fever, leg ulcers, jaundice, and episodic pain in the joints. ; and hearing screening. California will now be screening for all of these genetic birth defects, except biotinidase deficiency, through the use of a tandem mass spectrometer, which electronically "weighs" the compounds found in blood samples and can precisely identify unusual levels of certain molecules not detectable by other means. "The March of Dimes is convinced that tandem mass spectrometry Tandem mass spectrometry, also known as MS/MS, involves multiple steps of mass spectrometry selection, with some form of fragmentation occurring in between the stages. has reached the point where we can recommend it for MCAD deficiency testing for every baby and are pleased it is available in California," said Nancy Green, M.D., associate medical director of the March of Dimes. Approximately four million infants are born annually in the United States, and of these, an estimated 150,000 are born with serious birth defects. If conducted, these newborn screening tests provide early identification of infants affected by certain genetic, metabolic, hormonal, and/or functional conditions for which there is an effective treatment with early intervention. "The national observance of Birth Defects Prevention Month in January is a good time to draw all peoples' attention to the vital importance of newborn screening tests," said Susan Abbott Rogge, public affairs chair of the March of Dimes Northern California Chapter. The March of Dimes is a national voluntary health agency whose mission is to improve the health of babies by preventing birth defects and infant mortality. Founded in 1938, the March of Dimes funds programs of research, community services, education, and advocacy to save babies. For more information, visit the March of Dimes Web site at www.marchofdimes.com, its Spanish Web site at www.nacersano.org, or call 1-888-MODIMES. |
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