Melas Syndrome Caused By Mutation In Mtnd5 Cn312632
A mitochondrial disease causing energy production problems in cells, leading to muscle weakness, neurological issues, and stroke-like episodes. Inherited from mother.
Key facts at a glance
- ICD-10
- G31.82
- ICD-11
- 8A00.0
- Body system
- neurologic
- Severity
- severe
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Warning signs - seek immediate care
Lactic acidosis
Stroke-like episodes
Generalized tonic-clonic seizures
Generalized symptoms
(neurologic)Significant symptoms that substantially affect daily functioning.
Frequency: Common at all stages
Sensorineural hearing loss
(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
Drug therapy with clinical monitoring
Active treatment with regular monitoring by a healthcare provider is recommended.
L-arginine supplementation therapy
L-arginine supplementation is considered a first-line approach in MELAS syndrome to help improve endothelial function and potentially reduce severity of stroke-like episodes by enhancing nitric oxide production.
Anticonvulsant medication management
Appropriate anticonvulsant therapy tailored to seizure presentation in MELAS syndrome. Medication selection should consider potential mitochondrial toxicity concerns.
Additional treatment options
Stroke-like episode surveillance and neuroimaging
Close clinical monitoring for neurological changes with prompt neuroimaging when stroke-like symptoms develop. MRI with spectroscopy can help distinguish true stroke-like lesions from other pathology.
monitoringKetogenic diet consideration for metabolic support
A ketogenic dietary approach may provide alternative energy metabolism benefiting mitochondrial function. This requires careful medical supervision and monitoring of metabolic parameters.
dietaryRehabilitation therapy for neurological recovery
Comprehensive physical and occupational therapy to address motor deficits resulting from neurological involvement. Focus on functional recovery and adaptive techniques.
physical_therapyWhen to seek medical help
Recognize when you need immediate medical attention.
See a doctor within 24 hours
Moderate to severe symptoms that may indicate worsening of this condition. Prompt medical evaluation is recommended.
Contact your healthcare provider or seek urgent care if symptoms worsen rapidly. Go to the emergency department for life-threatening symptoms.
Frequently asked questions
Common questions about this topic.
What is Melas Syndrome Caused By Mutation In Mtnd5 Cn312632?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalMedication Comparisons
Compare medications used to treat Melas Syndrome Caused By Mutation In Mtnd5 Cn312632. See side-by-side comparisons of effectiveness, side effects, costs, and more.
View Medication ComparisonsThis information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
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