By: VJ

1. http://kidshealth.org/teen/food_fitness/nutrition/headers_53505/Tlactose_intolerance.jpghttp://kidshealth.org/teen/food_fitness/nutrition/headers_53505/Tlactose_intolerance.jpg By: VJ http://www.duncans.tv/images/happy-cow.jpg

2. Definitions • An inability to breakdown or absorb lactose • Lactose is a milk sugar • Lactase is the enzyme that breaks down lactose (milk sugar) • When the intestine does not contain lactase then lactose intolerance can occur • It affects the stomach, intestines, and gastrointestinal system http://www.gicare.com/pated/ecdgs24.htm

3. History • Galen gave a perfect description on LI (lactose intolerance) in his warning about milk • They finally took LI seriously when 2 babies were reported to have it from birth which is very rare

4. Statistics • It affects everyone, doesn’t matter age, gender or race certain races are affected more then others • Affects adults more then children • babies being affected are very rare • Approximately 70% of the world’s population is thought to have low levels of lactase in there small intestine lining • 30% of American’s have some degree of lactose intolerance

5. Causes • Don’t produce enough lactase (enzyme) • Could get it if there is a family history of enzyme-lactase deficiency

6. Symptoms In Children: • Vomiting (sometimes) • Slow weight gain, growth and development • Foamy diarrhea along with a diaper rash In Adults: • Rumbling abdominal sounds and cramps • Diarrhea • Gas • Bloating • Nausea http://www.gicare.com/pated/ecdgs24.htm

7. Diagnosis Can be determined that someone has lactose intolerance with these: • With family history • Hydrogen breath test • Stool acidity • Home-do-it-yourself test Three possible types of lactose intolerance • Primary lactose most common • Secondary lactose • Congenital lactose intolerance extremely rare

8. Treatment • To avoid lactose depending on level of lactose intolerance • Lactose pills that produces lactase (lactase pills) • Read labels to make sure products don’t have milk sugar • Could develop calcium deficiency but it’s rare

9. Future Outlook & Research • none

10. Reference Page • NICHD Information Resources Center (2006). Lactose Intolerance: Information For Health Care Provider. Retrieved April 10, 2008 on the World Wide Web: http://www.nichd.nih.gov/publications/pubs/uploads/NICHD_MM_Lactose_Fs.pdf • Jackson Siegebaum Gastroentarology.(2006) Lactose Intolerance. Retrieved April 9, 2008 on the World Wide Web: http://www.gicare.com/pated/ecdges24.htm • Georges, Trucy Irons. (2002) Lactose Intolerance. Magill’s Medical Guide (vol.2, pg 1317-1318) United States of America: Salem Press, Inc. • Complete Guide to Symptoms, Illness & Surgery and The Online Medical Network Inc. General Information. Retrieved April 9, 2008 on the World Wide Web: http://www.mdadvice.com/library/symp/illness316.html • Litin, Scott c. (2005) Mayo foundation for medical education and research (vol. 3. 546, 872-873) United States Of America: Harps Collins Publisher • Carper, Steve (1995) Milk Is Not For Everybody: Living With Lactose Intolerance: Facts On File, Inc. http://atlanta.about.com/library/graphics/blucow.JPG