A Case of Maple Syrup Urine Disease Diagnosed in Adulthood

Classic maple syrup urine disease (MSUD) is typically diagnosed in newborns, whereas nonclassic forms may manifest at any age. We describe a 58-year-old man presenting with recurrent encephalopathy, found with a nonclassic form of MSUD. This patient case highlights the importance of considering inbo...

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Bibliographic Details
Main Authors: Janaki D. Vakharia, Matthew L. Lorenz, Chanika Phornphutkul
Format: Article
Language:English
Published: American College of Physicians 2022-04-01
Series:Annals of Internal Medicine: Clinical Cases
Online Access:https://www.acpjournals.org/doi/10.7326/aimcc.2022.0101
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Summary:Classic maple syrup urine disease (MSUD) is typically diagnosed in newborns, whereas nonclassic forms may manifest at any age. We describe a 58-year-old man presenting with recurrent encephalopathy, found with a nonclassic form of MSUD. This patient case highlights the importance of considering inborn errors of metabolism in the differential diagnosis of adult patients presenting with neurologic symptoms of unclear cause.
ISSN:2767-7664