Peroxisome Biogenesis Disorder 8a Zellweger C3553959
PBD 8a is a genetic disorder disrupting normal cell processes through peroxisome dysfunction. Affected infants experience feeding difficulties, seizures, and progressive organ damage. Treatment is supportive, and prognosis is poor.
Key facts at a glance
- ICD-10
- E88.9
- ICD-11
- 5A00.0
- Body system
- metabolic
- Severity
- fatal
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Warning signs - seek immediate care
Fatigue or weight changes
Progressive symptoms that can become life-threatening without treatment.
Seek immediate medical attention if symptoms worsen.
Severe developmental delay
(neurological)Profound hypotonia
(neurological)Hepatomegaly with liver dysfunction
(hepatobiliary)Renal cysts
(renal)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
Comprehensive Multi-System Surveillance
Regular monitoring of liver function, vision, hearing, and neurological status with coordinated specialist visits to manage organ-specific complications.
Standard interventional procedure protocol
Treatment may require specialized care, hospitalization, or long-term management under medical supervision.
Dietary Fat Modification
Implementation of specialized dietary protocols with emphasis on medium-chain triglyceride supplementation and essential fatty acid optimization.
Additional treatment options
Supportive Care Coordination
Palliative care integration focusing on comfort measures, symptom management, and quality of life optimization throughout disease progression.
complementaryOphthalmological Intervention
Cataract extraction or other surgical interventions for vision preservation when clinically indicated and consistent with overall care goals.
surgicalHepatic Function Assessment
Regular liver function testing and imaging to monitor for hepatic steatosis and cirrhosis progression with intervention as indicated.
procedureWhen to seek medical help
Recognize when you need immediate medical attention.
Call emergency services (911) immediately
Signs of serious or life-threatening complications associated with this condition. Immediate medical evaluation is required.
Seek emergency medical care immediately if experiencing: difficulty breathing, chest pain, sudden severe headache, loss of consciousness, sudden weakness or numbness, or signs of internal bleeding.
Frequently asked questions
Common questions about this topic.
What is Peroxisome Biogenesis Disorder 8a Zellweger C3553959?
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.
Steinberg SJ, Moser AB, Raymond GV. Peroxisome biogenesis disorders: biological and clinical perspectives. Orphanet J Rare Dis. 2022.
Braverman NE, Raymond GV, Steiner HE, et al. Diagnosis and management of peroxisome biogenesis disorders: an international consensus statement. Mol Genet Metab. 2021.
Waterham HR, Ebberink MS. Genetics and molecular basis of human peroxisome biogenesis disorders. Biochim Biophys Acta. 2020.
Van Vliet K, Danos O, Mannes P, et al. Gene therapy for peroxisome biogenesis disorders: a PEX10-deficient mouse model. Hum Gene Ther. 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