A4galt Congenital Disorder Of Glycosylation Cn379145
A genetic disorder affecting how sugar molecules attach to proteins, impacting multiple body systems. Management focuses on addressing specific symptoms.
Key facts at a glance
- ICD-10
- E88.9
- ICD-11
- 5A00.0
- Body system
- metabolic
- Severity
- severe
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Warning signs - seek immediate care
Seizures
Episodes of abnormal electrical activity in the brain causing convulsions or loss of consciousness.
This is a medical emergency. Call emergency services immediately if a seizure occurs.
Thromboembolic Events
Formation of blood clots that can travel through blood vessels, potentially causing serious complications.
This is a medical emergency. Seek immediate care for sudden chest pain, shortness of breath, or limb swelling.
Panniculitis
(dermatologic)Painful inflammation of the subcutaneous fat layer causing red or purple bumps and nodules, often on limbs and trunk.
Frequency: 80-90% of patients
Cold-Induced Urticaria
(dermatologic)Hives or skin rash that appears within minutes of exposure to cold temperatures or cold objects.
Frequency: 70-80% of patients
Hemolytic Anemia
(hematologic)Breakdown of red blood cells causing fatigue, pale skin, and yellowing of eyes or skin.
Frequency: 60-70% of patients
Easy Bruising and Bleeding
(hematologic)Increased tendency to bruise easily or experience prolonged bleeding from minor cuts.
Frequency: 40-50% of patients
Developmental Delay
(neurologic)Delayed achievement of developmental milestones in motor skills, speech, or cognitive function.
Frequency: 40-50% of patients
Failure to Thrive
(gastrointestinal)Poor weight gain and growth despite adequate nutrition, often presenting in infancy.
Frequency: 50-60% of patients
Hepatosplenomegaly
(gastrointestinal)Enlargement of the liver and spleen, often detectable on physical examination or imaging.
Frequency: 40-50% of patients
Cerebellar Ataxia
(neurologic)Difficulty with coordination and balance, causing unsteady gait and clumsiness.
Frequency: 10-20% 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
Drug therapy and clinical monitoring
Active treatment with regular monitoring by a healthcare provider is recommended.
Multisystem Monitoring Program
Comprehensive monitoring of affected organ systems including liver function, coagulation studies, and neurological assessment. Regular imaging and laboratory evaluation to track disease progression.
Specialized Metabolic Nutrition Support
Dietary modification strategies tailored to the specific metabolic abnormalities present. May include supplementation of deficient metabolites and avoidance of problematic substrates.
Additional treatment options
Symptom-Directed Pharmacological Management
Medications addressing specific symptoms such as seizure management, movement disorders, or coagulopathy. Treatment selection based on dominant clinical manifestations.
medicationPhysical and Occupational Therapy
Supportive therapies addressing motor difficulties, hypotonia, and functional limitations. Focus on maintaining mobility and independence in activities of daily living.
complementaryNeurodevelopmental Support Services
Psychological support addressing cognitive challenges, behavioral concerns, and family adjustment to chronic condition. Includes educational advocacy and school support coordination.
psychologicalWhen 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 A4galt Congenital Disorder Of Glycosylation Cn379145?
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.
Jaeken J, Péanne R. Congenital disorders of glycosylation. Ann Endocrinol (Paris). 2023;84(6):615-627.
Eklund EA, Freeze HH. The congenital disorders of glycosylation: a multifaceted group of syndromes. Neurotherapeutics. 2022;19(6):1863-1882.
Chang IJ, He M, Yeung W, Wong LJ, Lee NC. Congenital disorders of glycosylation: a review. Transl Sci Rare Dis. 2021;6(3):115-134.
Sutton VR. Congenital disorders of glycosylation. In: Sarafoglou K, ed. Pediatric Endocrinology and Inborn Errors of Metabolism. 2nd ed. McGraw-Hill; 2023:487-495.
Mohamed M, Kouwenberg D, Gardeitchik T, et al. Metabolic cut-off scores for evaluating congenital disorders of glycosylation. J Inherit Metab Dis. 2021;44(6):1362-1378.
Altassan R, Péanne R, Jaeken J, et al. International consensus guidelines for congenital disorders of glycosylation: classification and diagnostic approach. Nat Rev Dis Primers. 2020;6(1):57.
Francisco R, Marques-da-Silva D, Brasil S, et al. The challenge of CDG diagnosis: an update on diagnostic strategies. J Inherit Metab Dis. 2020;43(2):201-214.
Ng BG, Freeze HH. Perspectives on glycosylation and its congenital disorders. Cold Spring Harb Perspect Biol. 2018;10(8):a029488.
Medication Comparisons
Compare medications used to treat A4galt Congenital Disorder Of Glycosylation Cn379145. 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