Inborn errors of metabolism

Inborn errors of metabolism are rare genetic disorders in which the body cannot properly turn food into energy. The disorders are usually caused by defects in specific proteins (enzymes) that help break down (metabolize) parts of food.

See: Newborn screening tests

Side Effects

A food product that is not metabolized (broken down into energy) can build up in the body and cause a wide array of symptoms. Several inborn errors of metabolism cause developmental delay if not controlled. There is a wide number of inborn errors of metabolism. This article offers a general overview.

Specific information is available on the following forms of inborn errors of metabolism:

Recommendations

Diet changes may control the disorder. The type and extent of the changes depends on the specific metabolic error. For example, persons with galactosemia should avoid milk and milk products, including yogurt, cheese, and ice cream. Galactose and lactose-free milk substitutes and foods should be used.

Health care providers and registered dietitians can help create a diet appropriate for the specific disease.

Alternative Names

Metabolism - inborn errors of

Update Date: 4/18/2012

Reviewed by: Kimberly G Lee, MD, MSc, IBCLC, Associate Professor of Pediatrics, Division of Neonatology, Medical University of South Carolina, Charleston, SC. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

Notice: The information provided herein should not be used during any medical emergency or for the diagnosis or treatment of any medical condition. A licensed physician should be consulted for diagnosis and treatment of any and all medical conditions. Call 911 for all medical emergencies. Links to other sites are provided for information only -- they do not constitute endorsements of those other sites. Copyright 1997-2012, A.D.A.M., Inc. Any duplication or distribution of the information contained herein is strictly prohibited.