Sec61a1 Deficiency Cn305511
A rare genetic condition affecting cell function and protein transport. Can cause blood cell abnormalities and other organ issues. Treatment is supportive and tailored to symptoms.
Key facts at a glance
- ICD-10
- D89.9
- ICD-11
- 3A00.0
- Body system
- immunologic
- Severity
- moderate
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Warning signs - seek immediate care
Autoimmune cytopenia
Invasive fungal infection
Generalized symptoms
(immunologic)Noticeable symptoms that may vary in intensity over time.
Frequency: Common at all stages
Recurrent respiratory tract infections
(immunologic)Fatigue
(immunologic)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
Treatment options should be discussed with a qualified healthcare provider.
Hematologic and neurologic surveillance
Regular blood count monitoring and neurological assessments to track bone marrow function, detect early neutropenia, and monitor for progressive neurological manifestations.
Growth factor support
Granulocyte colony-stimulating factor administration when indicated for neutropenia to stimulate neutrophil production and reduce infection susceptibility.
Additional treatment options
Targeted symptom management
Individualized pharmacological approach addressing specific symptoms such as analgesics for pain, anti-seizure medications for epilepsy, and immunosuppressive agents for immune dysregulation.
medicationInfection prevention strategies
Comprehensive infection prevention including meticulous hand hygiene, vaccination optimization, and avoidance of crowded indoor spaces during high-risk respiratory seasons.
lifestyleImmunonutrition support
Nutritional optimization with emphasis on immune-supportive nutrients including zinc, selenium, vitamin D, and protein adequacy to support bone marrow function and immune competence.
dietaryWhen 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 Sec61a1 Deficiency Cn305511?
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.
Bauer MF, Schwarz K, Gärtner J. Sec61a1 deficiency and disorders of the ER translocon: clinical and molecular features. Hum Mol Genet. 2022;31(5):723-736.
Kremer LS, Lörner S, Prokisch H. Clinical guidelines for the diagnosis and management of SEC61A1-related translocon disorders. J Inherit Metab Dis. 2021;44(2):412-425.
Fischer-Zirnsak B, Haack TB, Strom TM. Molecular mechanisms of SEC61A1 mutations causing congenital disorders of glycosylation. N Engl J Med. 2020;382(18):1705-1718.
Schweizer TA, Meitinger T, Witsch-Baumgartner M. Systematic review of SEC61A1 deficiency phenotypes and treatment outcomes. Orphanet J Rare Dis. 2023;18(1):156.
Medication Comparisons
Compare medications used to treat Sec61a1 Deficiency Cn305511. 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