glycogen storage disease(redirected from Hers disease)
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glycogen storage disease
Any of various genetic diseases caused by deficiency of one of the enzymes involved in breaking down or synthesizing glycogen, resulting in storage of abnormal amounts or types of glycogen and often affecting the liver, muscles, or both. Also called glycogenosis.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.