Living with Immunodeficiency due to ficolin3 deficiency
A rare inherited immune condition with low ficolin3 levels, repeated infections, and sometimes autoimmune problems.
Understanding Immunodeficiency due to ficolin3 deficiency
People are prone to infections and possibly autoimmune disease. It varies a lot. Some babies have bowel inflammation and skin infections. Some children have repeated lung infections. Some people have kidney disease (membranous nephropathy). In some people the effects were not clear.
Signs & symptoms
Symptoms vary from person to person. GARD lists these among the most common:
- Repeated Staphylococcus aureus infections
- Repeated abscesses
- Repeated chest infections
- Warts
- Serious bowel inflammation in newborns (necrotizing enterocolitis)
Not everyone has every symptom. GARD's list comes from the Human Phenotype Ontology.
Diagnosis
- 1Talk with your doctor
Share the symptoms you've noticed, when they started and your family health history. Notes and photos can help.
- 2See a specialist
Specialists who may be involved include allergy and immune system specialists and genetic specialists.
- 3Consider genetic testing
Changes in FCN3 are linked to this condition. Genetic testing and counseling can help confirm a diagnosis and explain what it means for your family.
- 4Connect with expert centers
Immune Deficiency Foundation may keep lists of experts for this condition.
Care & treatment
- Care team
- Allergy and immune system specialists (allergists / immunologists); Genetic specialists (geneticists)
- Expert care
- Expert lists: Immune Deficiency Foundation
- Treatment
- GARD doesn't list specific treatments for this condition. Your care team will tailor care to your symptoms.
- Research
- Clinical trials and observational studies may be options. See the research section below.
General information, not medical advice. Your care team makes the decisions.
Everyday life
Living with a rare condition is easier with support.
- Connect with Immune Deficiency Foundation
- Keep notes on symptoms, changes and questions for appointments
- Ask about patient registries that help research
- Look into financial aid and travel resources for care visits
Quick facts
Changes in the FCN3 gene cause this condition. It is inherited in an autosomal recessive pattern, meaning a child inherits a changed copy of the gene from each parent.
Also known as: fcn3 deficiency; ficolin 3 deficiency; lectin complement activation pathway, defect in, 3
Patient organizations
- Immune Deficiency FoundationPrimary immunodeficiency · United States
Broader rare-disease groups
- Global GenesRare Diseases · United States
- National Organization for Rare DisordersRare Diseases · United States
- Genetic AllianceRare Diseases · United States
- RARE FoundationRare Diseases · United States
You are more than your diagnosis
Perspectives from people navigating life with Immunodeficiency due to ficolin3 deficiency.
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