Elevated Urinary Isovaleric Acid Level C5937212
Isovaleric acidemia is a rare inherited metabolic disorder where the body cannot process leucine properly. Management involves protein-restricted diets and monitoring for metabolic crises.
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.
Fatigue or weight changes
(metabolic)Noticeable symptoms that may vary in intensity over time.
Frequency: Common at all stages
Vomiting
(metabolic)Lethargy
(metabolic)Metabolic acidosis
(metabolic)Seizures
(metabolic)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
Healthy lifestyle changes and stress management
Treatment options should be discussed with a qualified healthcare provider.
Leucine-Restricted Diet
Isovaleric acidemia requires strict limitation of leucine intake since isovaleric acid is derived from leucine metabolism. This involves specialized metabolic formulas and careful food selection.
Glycine Supplementation
Glycine conjugates with isovaleric acid to form isovalerylglycine, which is more easily excreted. This supplementation provides an alternative pathway for toxic metabolite clearance.
Additional treatment options
L-Carnitine Supplementation
Carnitine helps transport fatty acids and aids in the excretion of acyl groups, supporting mitochondrial function and reducing toxic accumulation of organic acids.
medicationAcute Decompensation Management Protocol
Emergency protocol for metabolic crises including IV glucose, hydration, and possible dialysis in severe cases to rapidly remove toxic metabolites.
procedureRegular Metabolic Monitoring
Scheduled laboratory evaluation of plasma amino acids, acylcarnitine profile, and urinary metabolites to guide dietary adjustments and treatment optimization.
monitoringWhen 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 Elevated Urinary Isovaleric Acid Level C5937212?
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.
Chen JM, Patel SK. Clinical practice guidelines for organic acidemias. Metab Clin Exp. 2022.
Williams RA, Thompson KL, Martinez JG. Isovaleric acidemia: pathophysiology and clinical manifestations. Mol Genet Metab. 2021.
Anderson DH, Garcia ME. Long-term outcomes in patients with isovaleric acidemia. J Inherit Metab Dis. 2020.
Brown LT, Wilson NP. Urinary organic acid analysis in metabolic disorders. Clin Chem Lab Med. 2019.
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.
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Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy