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Start free with EleplanCombined immunodeficiency due to FCHO1 deficiency
ORPHA:647804Disease
What it is
A rare combined T and B cell immunodeficiency characterized by early-onset of recurrent severe bacterial, viral, and fungal infections. Many patients present failure to thrive. Occurrence of lymphoma, as well as neurologic features, have been reported in some cases. Laboratory examination shows decreased CD4+ T cells and variable B cell lymphopenia and hypogammaglobulinemia.
Key facts
- Inheritance
- Autosomal recessive
- Classified as
- Disease
Gene
ICD-10 codes
ICD-10 has no distinct code for most rare diseases, so many are filed under the nearest available one. A shared code identifies the group, not this disease — the ORPHAcode above is what identifies it.
Related health topics
Reached through the ICD-10 categories this disease is filed under, so these describe the broader group rather than this disease specifically.
Cross-references
Orphadata Science: Free access data from Orphanet. © INSERM 1999. Data version 2026-06-23. Available under CC BY 4.0. This is a reference, not medical advice.
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