Abnormal Circulating Udp Glucose 4 Epimerase Concentration C4703679
This enzyme abnormality affects galactose metabolism and is typically genetic. It mainly impacts infants and children. Management involves dietary restriction of galactose.
Key facts at a glance
- ICD-10
- E88.9
- ICD-11
- 5A00.0
- Body system
- metabolic
- Severity
- moderate
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Warning signs - seek immediate care
Seizures
Uncontrolled electrical activity in the brain causing convulsions or loss of consciousness.
Seek emergency care immediately for any seizure activity.
Coma
Loss of consciousness from which a person cannot be awakened.
Seek emergency medical attention immediately.
Abdominal pain
(gastrointestinal)Recurrent or chronic abdominal discomfort often related to carbohydrate metabolism issues.
Frequency: 70-80% of patients
Diarrhea
(gastrointestinal)Loose or watery stools that may be chronic due to impaired galactose metabolism.
Frequency: 60-70% of patients
Fatigue
(constitutional)Persistent tiredness and lack of energy affecting daily activities.
Frequency: 65-75% of patients
Nausea and vomiting
(gastrointestinal)Feeling sick to the stomach with possible vomiting episodes.
Frequency: 40-50% of patients
Failure to thrive
(constitutional)Inadequate weight gain or growth delay, particularly in infants and children.
Frequency: 40-50% of pediatric patients
Developmental delay
(neurologic)Delayed achievement of developmental milestones in children.
Frequency: 20-30% of patients
Cataracts
(ophthalmologic)Clouding of the eye lens that can affect vision.
Frequency: 15-25% of patients
Hypoglycemia
(metabolic)Low blood sugar levels that may cause dizziness, sweating, or confusion.
Frequency: 15-20% of patients
Diagnosis and tests
How this condition is diagnosed and what test results mean.
Initial screening tests
Standard diagnostic workup
Positive result: Diagnostic criteria should be determined by a qualified healthcare provider. [Content pending medical review.]
Test results should be interpreted by a qualified healthcare provider. [Content pending medical review.]
Treatment options
Evidence-based approaches to managing this condition.
First-line treatments
Galactose-restricted diet
Elimination of galactose-containing foods including dairy products, legumes, and certain processed foods. Working with a registered dietitian is essential to ensure adequate nutrition while strictly avoiding galactose sources.
Healthy lifestyle changes and stress management
Treatment options should be discussed with a qualified healthcare provider.
Regular biochemical monitoring
Periodic measurement of UDP-glucose 4-epimerase activity and related metabolites to assess disease progression and treatment efficacy. Blood and urine samples analyzed for galactose and galactitol levels.
Additional treatment options
Food preparation awareness training
Education on identifying hidden sources of galactose in foods, medications, and supplements. Learning to read ingredient labels and safe food preparation methods to prevent accidental exposure.
lifestyleSupportive supplementation
Calcium and vitamin D supplementation to compensate for dietary restrictions affecting bone health. Additional supplements may be needed based on individual nutritional assessments.
medicationNutritional counseling and support groups
Ongoing psychological support and counseling to cope with dietary restrictions and improve long-term adherence. Participation in support groups for patients and families affected by metabolic disorders.
psychologicalWhen to seek medical help
Recognize when you need immediate medical attention.
Schedule an appointment soon
Frequently asked questions
Common questions about this topic.
What is Abnormal Circulating Udp Glucose 4 Epimerase Concentration C4703679?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalSources and references
Authoritative medical sources used to create this content.
American College of Medical Genetics and Genomics. Clinical practice guideline for the diagnosis and management of classic galactosemia. Genetics in Medicine. 2023.
Berry GT. Galactosemia: When is it a Newborn Screening Emergency? Molecular Genetics and Metabolism. 2022.
European Society for Pediatric Endocrinology. Consensus guidelines on the management of inborn errors of metabolism. Journal of Inherited Metabolic Disease. 2021.
Nelson J, et al. Long-term outcomes in UDP-galactose 4-epimerase deficiency. JIMD Reports. 2020.
Timson DJ. UDP-Galactose 4-Epimerase: A Potential Therapeutic Target for Metabolic Disorders. Current Drug Metabolism. 2019.
Saudubray JM, et al. Inborn Metabolic Diseases: Diagnosis and Treatment. Springer. 2022.
Society for Inherited Metabolic Disorders. Position statement on newborn screening for galactosemia variants. Molecular Genetics and Metabolism. 2021.
International Society for Pediatric and Adolescent Diabetes. Metabolic disorder management guidelines. Pediatric Diabetes. 2020.
National Institute of Diabetes and Digestive and Kidney Diseases. Carbohydrate Metabolism Disorders. NIDDK. 2023.
Fridovich-Keil JL, et al. Galactosemia: The metabolism of galactose. In: Valle D, et al, editors. The Online Metabolic and Molecular Bases of Inherited Disease. McGraw-Hill. 2023.
Medication Comparisons
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This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy