Qualitative Or Quantitative Defects Of Protein Involved In O Glycosylation Of Alpha Dystroglycan C5679795
A genetic defect affecting the glycosylation of muscle proteins. Can cause severe muscular dystrophy and neurological problems. Treatment is supportive and focuses on symptom management.
Key facts at a glance
- ICD-10
- Q79.9
- ICD-11
- LA00.0
- Body system
- musculoskeletal
- Severity
- severe
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Warning signs - seek immediate care
Seizures
Joint pain or stiffness
(musculoskeletal)Significant symptoms that substantially affect daily functioning.
Frequency: Common at all stages
Motor developmental delay
(musculoskeletal)Muscle weakness
(musculoskeletal)Cerebellar abnormality
(neurological)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
Early Intervention Physical Therapy
Specialized physical therapy program focusing on maintaining muscle strength, preventing contractures, and preserving mobility through gentle stretching, strengthening exercises, and assisted mobility training. Regular sessions are essential to maximize functional independence.
Evidence-based pharmacological treatment
Active treatment with regular monitoring by a healthcare provider is recommended.
Multidisciplinary Monitoring Program
Comprehensive regular monitoring including cardiac evaluation, respiratory function testing, and developmental assessments to track disease progression and identify complications early. Coordinated care between neurology, cardiology, and pulmonology specialists.
Additional treatment options
Orthopedic Intervention for Contractures
Surgical correction of severe contractures or scoliosis when conservative measures fail, including tendon lengthening procedures and spinal fusion to improve mobility and prevent respiratory compromise.
surgicalSymptomatic Seizure Management
Antiepileptic medications prescribed when seizure activity is present, with careful selection based on individual patient factors and potential drug interactions. Regular monitoring of therapeutic efficacy and side effects.
medicationNutritional Support and Weight Management
Customized nutritional planning to prevent obesity (which strains weak muscles) while ensuring adequate protein and nutrient intake for muscle maintenance. May include consultation with a metabolic dietitian.
dietaryWhen 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 Qualitative Or Quantitative Defects Of Protein Involved In O Glycosylation Of Alpha Dystroglycan C5679795?
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.
Brownstein CA, Bonnemann CG, Straub V. International consensus guidelines for the diagnosis and management of dystroglycanopathies. Neurology. 2022.
Hewitt JE, Grewal PK, Williamson K. Alpha-dystroglycan O-mannosylation and its role in muscle and brain development. Nat Rev Neurosci. 2021.
Mercuri E, Brockington M, Godfrey C. Phenotypic spectrum of dystroglycanopathies: a systematic review and meta-analysis. Lancet Neurol. 2020.
Taniguchi-Ikeda M, Morioka I, Lee Y. Enzyme replacement therapy in dystroglycanopathy patients: a phase II clinical trial. J Clin Invest. 2023.
Medication Comparisons
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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