Abnormal Csf Ornithine Concentration C5139628
An abnormal level of ornithine in cerebrospinal fluid, which may indicate metabolic disorders affecting the urea cycle.
Key facts at a glance
- ICD-10
- G31.82
- ICD-11
- 8A00.0
- Body system
- neurologic
- Severity
- mild
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Warning signs - seek immediate care
Seizure
Generalized symptoms
(neurologic)Mild symptoms that may not significantly impact daily life.
Frequency: Common at all stages
Headache
(neurologic)Cognitive impairment
(neurologic)Fatigue
(neurologic)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
Conservative management and lifestyle modifications may be sufficient. Monitor symptoms.
Protein-restricted diet
Strict limitation of dietary protein intake to reduce ammonia production and ornithine accumulation. Involves careful meal planning with medical nutrition therapy support.
Nitrogen scavenger therapy
Nitrogen scavenger medications such as sodium phenylbutyrate or sodium benzoate to provide alternative pathways for nitrogen excretion, reducing toxic metabolite accumulation.
When 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 Csf Ornithine Concentration C5139628?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
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Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy